Q5. (GS) Which cell structure is primarily responsible for ATP production in eukaryotes?
Correct Answer: C
Explanation: Cellular respiration in mitochondria generates ATP.
Citation: ASVAB CEP — General Science.
Q6. (WK) Choose the best synonym for “admonish.”
Correct Answer: B
Explanation: “Admonish” = caution or warn.
Citation: ASVAB CEP — Word Knowledge, .
Q7. (PC) Passage: “While the prototype performed admirably in controlled trials, field conditions exposed sensitivity to temperature swings, necessitating recalibration between deployments.” What’s the main point?
Correct Answer: B
Explanation: Good lab results; field temperature swings force recalibration.
Citation: ASVAB CEP — Paragraph Comprehension, .
Q8. (AR) A convoy drives 120 miles at 40 mph, then 60 miles at 30 mph due to terrain. What is the average speed for the 180 miles?
Correct Answer: B
Explanation: Time = 120/40 + 60/30 = 3 + 2 = 5 h; Average = 180/5 = 36 mph.
Citation: ASVAB CEP — Arithmetic Reasoning, .
Q11. (AS) A bolt labeled “RH thread, 1/2-13” is being tightened. Which tool and direction are correct?
Correct Answer: A
Explanation: Right-hand threads tighten clockwise; torque wrench controls preload.
Citation: ASVAB CEP — Auto & Shop, .
Q12. (MC) Gear A (20 teeth) drives Gear B (40 teeth). If A spins at 300 rpm, B spins at—
Correct Answer: A
Explanation: Speed ratio = 20:40 = 1:2 ⇒ B at half of A = 150 rpm.
Citation: ASVAB CEP — Mechanical Comprehension, .
Q13. (GS) How many grams are in 0.5 moles of water (H₂O)? (Molar mass ≈ 18 g/mol)
Correct Answer: A
Explanation: mass = moles × molar mass = 0.5 × 18 = 9 g.
Citation: ASVAB CEP — General Science, .
Q14. (WK) The word “spurious” most nearly means—
Correct Answer: B
Explanation: “Spurious” = not genuine; counterfeit/false.
Citation: ASVAB CEP — Word Knowledge, .
Q15. (PC) Passage: “Despite the aircraft’s extended range, commanders prioritized refueling stops to synchronize arrival with ground units.” What inference is most supported?
Correct Answer: B
Explanation: Stops were about synchronization, not necessity.
Citation: ASVAB CEP — Paragraph Comprehension, .
Q16. (AR) An item priced at $80 is marked up 25% and then discounted 20%. What is the final price?
Correct Answer: A
Explanation: 80×1.25 = 100; then 100×0.80 = $80.
Citation: ASVAB CEP — Arithmetic Reasoning, .
Q17. (MK) Solve the system: 2x + y = 7 and x + y = 4.
Correct Answer: A
Explanation: Subtract equations ⇒ x = 3; then y = 1.
Citation: ASVAB CEP — Mathematics Knowledge, .
Q18. (EI) Two capacitors 4 µF and 6 µF are in parallel. What is the equivalent capacitance?
Q19. (AS) A four-stroke gasoline engine runs at 3,000 rpm. How many power strokes per minute occur in a single cylinder?
Correct Answer: B
Explanation: One power stroke every two revolutions ⇒ 3,000/2 = 1,500 per minute.
Citation: ASVAB CEP — Auto & Shop, .
Q20. (MC) A hydraulic press has a small piston area of 2 cm² and a large piston area of 40 cm². An input force of 50 N is applied to the small piston. Output force at the large piston?
Correct Answer: A
Explanation: Area ratio = 40/2 = 20 ⇒ Fout = 50×20 = 1,000 N.
Citation: ASVAB CEP — Mechanical Comprehension, .
Q21. (GS) Which statement is true about lunar phases?
Correct Answer: B
Explanation: Phases reflect changing illumination as the Moon orbits (~29.5 days).
Citation: ASVAB CEP — General Science, .
Q22. (WK) Select the best word to complete: “The briefing was so ______ that new recruits left more confused.”
Correct Answer: C
Explanation: “Opaque” (figuratively) = hard to understand.
Citation: ASVAB CEP — Word Knowledge, .
Q23. (PC) Passage: “Logistics planners staged supplies forward, accepting higher warehousing costs to slash response times.” What is the author’s purpose?
Correct Answer: B
Explanation: Describes paying more to gain speed (a trade-off).
Citation: ASVAB CEP — Paragraph Comprehension, .
Q24. (AR) A map scale is 1:50,000. How many kilometers does 12 cm on the map represent?
Correct Answer: A
Explanation: 1 cm → 0.5 km; 12 cm → 6 km.
Citation: ASVAB CEP — Arithmetic Reasoning, .
Q25. (MK) A right triangle has legs 9 and 12. What is the area?
Correct Answer: A
Explanation: Area = ½ab = ½×9×12 = 54.
Citation: ASVAB CEP — Mathematics Knowledge, .
Q26. (EI) A 24 Ω resistor carries 0.5 A. What power is dissipated?
Correct Answer: A
Explanation: P = I²R = (0.5)²×24 = 0.25×24 = 6 W.
Citation: ASVAB CEP — Electronics Information, .
Q27. (AS) To cut a tight inside curve in a wooden panel, which hand saw is best?
Correct Answer: B
Explanation: Narrow blade turns within tight radii; hacksaw is for metal.
Citation: ASVAB CEP — Auto & Shop, .
Q28. (MC) A block and tackle provides a mechanical advantage of 4. How much effort lifts an 800 N load (ignoring friction)?
Correct Answer: A
Explanation: Effort = Load/MA = 800/4 = 200 N.
Citation: ASVAB CEP — Mechanical Comprehension, .
Q29. (GS) Which transfer of heat does not require matter?
Correct Answer: C
Explanation: Radiation travels via electromagnetic waves (no medium).
Citation: ASVAB CEP — General Science, .
Q30. (WK) Best synonym for “laconic” is—
Correct Answer: B
Explanation: “Laconic” = using few words; concise.
Citation: ASVAB CEP — Word Knowledge, .
Q31. (PC) Passage: “The briefing outlined contingencies rather than certainties.” Which answer captures the author’s tone?
Correct Answer: B
Explanation: “Contingencies” ⇒ possibilities; tone is tentative/speculative.
Citation: ASVAB CEP — Paragraph Comprehension, .
Q32. (AR) Working alone, A loads a truck in 6 h; B in 8 h. How long together?
Correct Answer: A
Explanation: Rate = 1/6 + 1/8 = 7/24 ⇒ time = 24/7 ≈ 3.43 h ≈ 3.4 h.
Citation: ASVAB CEP — Arithmetic Reasoning, .
Q33. (MK) Solve the inequality: 5 − 2x < 11.
Correct Answer: A
Explanation: −2x < 6 ⇒ divide by −2 (flip sign) ⇒ x > −3.
Citation: ASVAB CEP — Mathematics Knowledge, .
Q34. (EI) A diode conducts when—
Correct Answer: B
Explanation: Silicon diodes conduct near ~0.7 V forward bias.
Citation: ASVAB CEP — Electronics Information, .
Q35. (AS) Which fastener has finer threads for the same diameter?
Correct Answer: B
Explanation: UNF (Unified National Fine) has more threads per inch than UNC.
Citation: ASVAB CEP — Auto & Shop, .
Q36. (MC) Raising a vehicle’s load higher above the axle typically—
Correct Answer: B
Explanation: Higher center of gravity reduces lateral stability and increases rollover risk.
Citation: ASVAB CEP — Mechanical Comprehension, .
Q37. (GS) The kidneys’ primary role is to—
Correct Answer: B
Explanation: Nephrons filter plasma, regulate electrolytes, and control fluid volume.
Citation: ASVAB CEP — General Science, .
Q38. (WK) In context, “tacit approval” most nearly means—
Correct Answer: B
Explanation: “Tacit” = understood without being stated.
Citation: ASVAB CEP — Word Knowledge, .
Q39. (PC) Passage: “Commanders framed the setback as a rehearsal, extracting lessons before the main operation.” Which choice best describes the commanders’ approach?
Correct Answer: B
Explanation: “Rehearsal” and “extracting lessons” imply learning from mistakes.
Citation: ASVAB CEP — Paragraph Comprehension, .
Q40. (AR) A vehicle averaged 30 mph for the first 2 hours and 45 mph for the next 2 hours. What was the average speed over the whole trip?
Correct Answer: B
Explanation: Distance = 30×2 + 45×2 = 150; time = 4 h; average = 150/4 = 37.5 mph.
Citation: ASVAB CEP — Arithmetic Reasoning, .
Q51. (AR) A 50 mL salt solution is 30% salt by volume. How many milliliters of pure water must be added to dilute it to 20% salt (total volume increases)?
Correct Answer: B
Explanation: Salt = 0.30×50 = 15 mL. For 20%: total volume = 15/0.20 = 75 mL ⇒ add 25 mL water.
Citation: ASVAB CEP — Arithmetic Reasoning (mixture problems), .
Q53. (EI) Find the total resistance: a 10 Ω and 20 Ω resistor in parallel, in series with a 5 Ω resistor.
Correct Answer: C
Explanation: 10∥20 = (10×20)/(10+20) = 6.67 Ω; then +5 Ω ⇒ ≈ 11.67 Ω ≈ 11.7 Ω.
Citation: ASVAB CEP — Electronics Information (series-parallel circuits), .
Q54. (MC) A single movable pulley provides an ideal mechanical advantage of 2. How much effort is needed to lift a 500 N load (ignore friction)?
Correct Answer: C
Explanation: Effort = Load/MA = 500/2 = 250 N.
Citation: ASVAB CEP — Mechanical Comprehension (pulleys), .
Q55. (GS) Which electromagnetic wave has the highest energy?
Correct Answer: D
Explanation: Energy increases with frequency; gamma rays have the highest frequency.
Citation: ASVAB CEP — General Science (EM spectrum), .
Q56. (WK) Choose the best antonym for “augment.”
Correct Answer: A
Explanation: “Augment” = increase; opposite is decrease.
Citation: ASVAB CEP — Word Knowledge (antonyms), .
Q57. (PC) Passage: “Analysts cautioned that early trial results were preliminary and subject to change pending peer review.” What is the main point?
Correct Answer: B
Explanation: “Preliminary” and “pending peer review” imply the findings are not final.
Citation: ASVAB CEP — Paragraph Comprehension (main idea), .
Q58. (AR) A $150 item is discounted 15% and then taxed at 8% on the discounted price. What is the final price?
Q60. (EI) A 12 V battery is connected across a 4 Ω resistor. What is the current?
Correct Answer: C
Explanation: I = V/R = 12/4 = 3 A.
Citation: ASVAB CEP — Electronics Information (Ohm’s law), .
Q61. (AS) Which tool is used to measure small gap clearances between parts (e.g., spark plug gap)?
Correct Answer: B
Explanation: Feeler gauges are thin blades of known thickness for gauging small gaps.
Citation: ASVAB CEP — Auto & Shop (hand tools), .
Q62. (MC) A 600 N crate is pushed up a 3 m ramp that rises 1 m (ignore friction). What ideal force is required along the ramp?
Q71. (GS) The primary muscle responsible for normal inhalation is the—
Correct Answer: B
Explanation: Diaphragm contraction expands thoracic cavity, drawing air in.
Citation: ASVAB CEP — General Science (human biology), .
Q72. (WK) The word “mitigate” most nearly means—
Correct Answer: C
Explanation: “Mitigate” = make less severe; reduce impact.
Citation: ASVAB CEP — Word Knowledge, .
Q73. (PC) “The contingency plan activated after thresholds were exceeded.” What triggered the activation?
Correct Answer: B
Explanation: “Thresholds were exceeded” implies preset limits were crossed.
Citation: ASVAB CEP — Paragraph Comprehension (detail), .
Q74. (AR) How much simple interest is earned on $800 at 5% annual rate over 3 years?
Correct Answer: C
Explanation: I = P r t = 800×0.05×3 = $120.
Citation: ASVAB CEP — Arithmetic Reasoning (simple interest), .
Q75. (MK) A circle has diameter 14 cm. What is its circumference (use π ≈ 3.14)?
Correct Answer: B
Explanation: C = πd = 3.14×14 = 43.96 cm.
Citation: ASVAB CEP — Mathematics Knowledge (geometry), .
Q76. (EI) A portable lamp draws 0.5 A from a 120 V outlet. What power does it consume?
Correct Answer: C
Explanation: P = VI = 120×0.5 = 60 W.
Citation: ASVAB CEP — Electronics Information (power), .
Q77. (AS) Which tool is designed to install or remove a circlip (snap ring)?
Correct Answer: C
Explanation: Snap-ring pliers have tips that fit circlip holes to expand or compress the ring.
Citation: ASVAB CEP — Auto & Shop (specialty tools), .
Q78. (MC) A 15-tooth driver gear turns a 45-tooth driven gear. What happens to the driven gear compared with the driver (ideal conditions)?
Correct Answer: B
Explanation: Gear ratio = 45/15 = 3; output speed = input/3; torque multiplied by ~3.
Citation: ASVAB CEP — Mechanical Comprehension (gearing), .
Q79. (GS) A dominant allele will be expressed in the phenotype when an organism has—
Correct Answer: B
Explanation: Dominant traits appear with one or two dominant alleles (heterozygous or homozygous dominant).
Citation: ASVAB CEP — General Science (genetics), .
Q80. (WK) The word “candid” most nearly means—
Correct Answer: C
Explanation: “Candid” = honest, straightforward, frank.
Citation: ASVAB CEP — Word Knowledge, .
Q81. (PC) “Efficiency improved at the expense of redundancy.” What is implied?
Correct Answer: B
Explanation: “At the expense of” indicates a trade-off where redundancy was reduced.
Citation: ASVAB CEP — Paragraph Comprehension (implication), .
Q82. (AR) Pump A fills a tank in 4 h; Pump B in 6 h. Working together, how long to fill the tank?
Correct Answer: B
Explanation: Rate = 1/4 + 1/6 = 5/12 ⇒ time = 12/5 = 2.4 h.
Citation: ASVAB CEP — Arithmetic Reasoning (work rates), .
Q84. (EI) What is the primary function of a fuse in a circuit?
Correct Answer: C
Explanation: A fuse melts (opens) under overcurrent to protect wiring/components.
Citation: ASVAB CEP — Electronics Information (protection devices), .
Q85. (AS) Which tool measures electrolyte specific gravity in a serviceable lead-acid car battery?
Correct Answer: A
Explanation: Hydrometers indicate state of charge by measuring electrolyte density.
Citation: ASVAB CEP — Auto & Shop (batteries), .
Q86. (MC) Which action increases friction between two dry surfaces?
Correct Answer: D
Explanation: For dry sliding, Ffriction ≈ μN; increasing N raises friction.
Citation: ASVAB CEP — Mechanical Comprehension (friction), .
Q87. (GS) Which process is endothermic (absorbs heat)?
Correct Answer: C
Explanation: Evaporation requires energy input to escape the liquid phase.
Citation: ASVAB CEP — General Science (thermodynamics basics), .
Q88. (WK) The word “pragmatic” most nearly means—
Correct Answer: B
Explanation: “Pragmatic” = focused on practical results or solutions.
Citation: ASVAB CEP — Word Knowledge, .
Q89. (PC) “Although radar coverage was comprehensive, terrain masking limited low-altitude detection.” What is the main point?
Q100. (EI) A rectifier in a power supply is used to—
Correct Answer: C
Explanation: Rectifiers (diodes/bridges) pass current one way to produce DC from AC.
Citation: ASVAB CEP — Electronics Information.
Q101. (AR) An 80 L coolant mix is 25% antifreeze. You drain 20 L of the mixture and replace it with water. What is the new antifreeze concentration?
Correct Answer: B
Explanation: Start antifreeze = 0.25×80 = 20 L. Draining 20 L removes 25% of that portion → 5 L removed. Antifreeze left = 15 L. New % = 15/80 = 18.75%.
Citation: ASVAB CEP — Arithmetic Reasoning.
Q102. (MK) Solve for x: 5(x − 2) = 3x + 6.
Correct Answer: D
Explanation: 5x − 10 = 3x + 6 → 5x − 3x = 6 + 10 → 2x = 16 → x = 8.
Why others are wrong: 2, 4, 6 don’t satisfy 5(x − 2) = 3x + 6 when substituted.
Test tip: Distribute first; then collect like terms on each side.
Citation: ASVAB CEP — Mathematics Knowledge (linear equations), .
Q103. (EI) A 9 V source is across an 18 Ω resistor. What power is dissipated?
Correct Answer: B
Explanation: I = V/R = 9/18 = 0.5 A. Power P = VI = 9×0.5 = 4.5 W (also P = V²/R = 81/18 = 4.5 W).
Why others are wrong: 0.5 W uses I²R with I = 0.167 A (incorrect I); 9 W assumes I = 1 A; 18 W doubles the correct value.
Test tip: Keep Ohm’s law and three power forms handy: VI, I²R, V²/R.
Citation: ASVAB CEP — Electronics Information (Ohm’s law & power), .
Q104. (MC) A lever has a 0.5 m load arm and a 2.0 m effort arm. If the load is 400 N, what effort balances it?
Correct Answer: B
Explanation: Balance torques: Feff×2.0 = 400×0.5 → Feff = 200/2 = 100 N.
Why others are wrong: 50 N underestimates by a factor of 2; 200 N treats arm lengths as equal; 400 N ignores leverage advantage.
Test tip: Torque = force × perpendicular distance from fulcrum.
Citation: ASVAB CEP — Mechanical Comprehension (levers), .
Q105. (GS) Which vessel carries oxygenated blood from the lungs to the heart?
Correct Answer: B
Explanation: Pulmonary veins return oxygenated blood from lungs to the left atrium.
Why others are wrong: Pulmonary artery (A) carries deoxygenated blood to lungs; aorta (C) leaves left ventricle to body; superior vena cava (D) returns deoxygenated blood from upper body.
Citation: ASVAB CEP — General Science (human circulatory), .
Q106. (WK) The word “frugal” most nearly means—
Correct Answer: B
Explanation: “Frugal” = careful with money; economical.
Why others are wrong: A and D are opposites; C is unrelated to spending habits.
Citation: ASVAB CEP — Word Knowledge (synonyms), .
Q107. (PC) “The commander called the estimate ‘conservative.’” What does “conservative” most nearly mean here?
Correct Answer: A
Explanation: In context, “conservative” = cautious estimate (likely understates result).
Why others are wrong: B and D misuse the term; C conflicts with “estimate.”
Citation: ASVAB CEP — Paragraph Comprehension (vocabulary in context), .
Q108. (AR) A recipe makes 12 servings with 3 cups of rice. How many cups are needed for 20 servings (same proportions)?
Correct Answer: B
Explanation: Cups per serving = 3/12 = 0.25. For 20 servings: 0.25×20 = 5 cups.
Why others are wrong: 4.0 uses 16 servings; 6.0 uses 24; 7.5 mis-scales by 2.5 per serving.
Citation: ASVAB CEP — Arithmetic Reasoning (proportions), .
Q109. (MK) Find the slope of the line through (2, 3) and (6, 11).
Correct Answer: B
Explanation: m = (11 − 3)/(6 − 2) = 8/4 = 2.
Why others are wrong: The other slopes don’t match Δy/Δx for the given points.
Citation: ASVAB CEP — Mathematics Knowledge (coordinate geometry), .
Q110. (EI) A 4 Ω and 6 Ω resistor are in series across 20 V. What is the voltage across the 6 Ω resistor?
Correct Answer: C
Explanation: RT = 10 Ω; I = 20/10 = 2 A. V6Ω = I×R = 2×6 = 12 V.
Why others are wrong: 8 V is drop on 4 Ω; 10 V splits equally (not proportional); 20 V is total supply.
Citation: ASVAB CEP — Electronics Information (series circuits), .
Q111. (AS) Which tool is used to cut new external threads on a rod?
Correct Answer: B
Explanation: A die cuts external (male) threads; a tap cuts internal threads.
Why others are wrong: Tap (A) is for holes; reamer (C) enlarges/finishes holes; countersink (D) bevels hole entrances.
Citation: ASVAB CEP — Auto & Shop (threading tools), .
Q112. (MC) In a hydraulic system, the input piston area is 3 cm² and the output piston area is 30 cm². If 60 N is applied at the input, ideal output force is—
Correct Answer: C
Explanation: MA = 30/3 = 10; Fout = 60×10 = 300 N.
Why others are wrong: 60 N ignores MA; 180 N uses ratio 3; 600 N doubles the correct MA.
Citation: ASVAB CEP — Mechanical Comprehension (Pascal’s principle), .
Q113. (GS) The most abundant gas in Earth’s atmosphere is—
Correct Answer: C
Explanation: Nitrogen is ~78% of dry air; oxygen ~21%; argon ~0.9%; CO₂ ~0.04% (approximate).
Why others are wrong: A, B, D are present but less abundant than nitrogen.
Citation: ASVAB CEP — General Science (atmosphere basics), .
Q114. (WK) “Obstinate” most nearly means—
Correct Answer: B
Explanation: “Obstinate” = stubborn; hard to persuade.
Why others are wrong: A is opposite; C and D don’t match meaning.
Citation: ASVAB CEP — Word Knowledge (meaning), .
Q115. (PC) “Although the prototype met all specifications, the team recommended limited deployment.” What inference is most supported?
Correct Answer: B
Explanation: Meeting specs yet limiting release suggests pilot/gradual deployment for risk control.
Why others are wrong: A contradicts “met”; C not implied; D contradicts “limited.”
Citation: ASVAB CEP — Paragraph Comprehension (inference), .
Q116. (AR) If 5 items cost $12.50 at the same rate, how much do 8 items cost?
Correct Answer: B
Explanation: Unit price = 12.50/5 = $2.50 per item → 8×2.50 = $20.00.
Why others are wrong: $18/$22.50/$25 don’t match the constant unit rate.
Citation: ASVAB CEP — Arithmetic Reasoning (unit rates), .
Q117. (MK) Solve the inequality: 4x + 3 ≤ 19.
Correct Answer: B
Explanation: 4x ≤ 16 → x ≤ 4.
Why others are wrong: A/D reverse the inequality; C uses 5 instead of 4.
Citation: ASVAB CEP — Mathematics Knowledge (inequalities), .
Q118. (EI) In a simple series circuit, which statement is true?
Correct Answer: B
Explanation: In series, current is common; voltage divides by resistance values.
Why others are wrong: A confuses series with parallel; C depends on V and R; D is unnecessary for series connection.
Citation: ASVAB CEP — Electronics Information (series vs. parallel), .
Q119. (AS) The engine thermostat’s primary purpose is to—
Correct Answer: B
Explanation: Thermostat opens/closes with temperature to keep engine near design temp.
Why others are wrong: A, C, D are unrelated to thermostat function.
Citation: ASVAB CEP — Auto & Shop (cooling systems), .
Q120. (MC) A block and tackle has an ideal mechanical advantage of 3. What effort is needed to lift a 900 N load (ignore friction)?
Correct Answer: B
Explanation: Effort = Load/MA = 900/3 = 300 N.
Why others are wrong: 225 N would require MA = 4; 600 N assumes MA = 1.5; 900 N ignores advantage.
Citation: ASVAB CEP — Mechanical Comprehension (pulleys), .
Q121. (GS) During photosynthesis, which gas is released as a product?
Correct Answer: C
Explanation: Plants convert CO₂ and water into glucose, releasing O₂.
Why others are wrong: CO₂ is a reactant; N₂/He are not products of photosynthesis.
Citation: ASVAB CEP — General Science (biology), .
Q122. (WK) The word “ambiguous” most nearly means—
Correct Answer: B
Explanation: “Ambiguous” = open to multiple interpretations; unclear.
Why others are wrong: A/C/D conflict with the meaning of ambiguity.
Citation: ASVAB CEP — Word Knowledge (definitions), .
Q123. (PC) “The report presents raw data only and avoids conclusions.” The author’s tone is best described as—
Correct Answer: C
Explanation: Presenting data without conclusions signals a noncommittal tone.
Why others are wrong: A asserts certainty; B guesses; D praises.
Citation: ASVAB CEP — Paragraph Comprehension (tone), .
Q124. (AR) An item’s price is increased by 10% and then decreased by 10%. If the original price was $200, the new price is—
Correct Answer: B
Explanation: 200×1.10 = 220; then 220×0.90 = 198 (net −1%).
Why others are wrong: A is −10% twice; C assumes changes cancel; D is after first step only.
Test tip: Successive percent changes multiply, not add/subtract.
Citation: ASVAB CEP — Arithmetic Reasoning (percent changes), .
Q126. (EI) In a given medium, if frequency doubles, wavelength—
Correct Answer: B
Explanation: v = fλ; with constant v, λ ∝ 1/f → doubling f halves λ.
Why others are wrong: A/D invert the relation; C ignores inverse proportionality.
Citation: ASVAB CEP — Electronics Information (wave basics), .
Q127. (AS) A hex socket-head screw is driven with a(n)—
Correct Answer: B
Explanation: “Allen” = hex key for hexagonal recess screws.
Why others are wrong: Torx (A) is star-shaped; Phillips (C) is cross; spanner (D) fits special nuts/slots.
Citation: ASVAB CEP — Auto & Shop (fasteners & drivers), .
Q128. (MC) Widening a vehicle’s track (distance between left/right wheels) generally—
Correct Answer: B
Explanation: Wider base of support improves lateral stability and reduces rollover tendency, all else equal.
Why others are wrong: A concerns height, not width; C is unrelated; D contradicts stability principles.
Citation: ASVAB CEP — Mechanical Comprehension (stability & CG), .
Q129. (GS) The nucleus of an atom contains—
Correct Answer: B
Explanation: Nucleus = protons (+) and neutrons (0); electrons are in orbitals/cloud around the nucleus.
Why others are wrong: A/C/D include electrons in the nucleus (incorrect).
Citation: ASVAB CEP — General Science (atomic structure), .
Q130. (WK) “Elicit” most nearly means—
Correct Answer: B
Explanation: “Elicit” = to bring out (a response or information).
Why others are wrong: A confuses with “illicit” (illegal); C/D unrelated.
Citation: ASVAB CEP — Word Knowledge (usage), .
Q131. (PC) “Surveillance was intermittent throughout the night.” “Intermittent” most nearly means—
Correct Answer: B
Explanation: “Intermittent” = occurring at intervals, not continuous.
Why others are wrong: A is opposite; C/D change meaning.
Citation: ASVAB CEP — Paragraph Comprehension (context), .
Q132. (AR) What percent of 80 is 14?
Correct Answer: B
Explanation: 14/80 = 0.175 = 17.5%.
Why others are wrong: 14% confuses part with percent; 18%/20% are rounded up incorrectly.
Citation: ASVAB CEP — Arithmetic Reasoning (percents), .
Q133. (MK) Find the perimeter of a 7 by 12 rectangle.
Q134. (EI) In a parallel circuit, which statement is true?
Correct Answer: B
Explanation: Each parallel branch sees the source voltage; currents split by branch resistance.
Why others are wrong: A is series property; C applies to series resistance; D is series-like behavior, not parallel.
Citation: ASVAB CEP — Electronics Information (parallel circuits), .
Q135. (AS) When removing a car battery, which terminal should be disconnected first?
Correct Answer: B
Explanation: Disconnect negative first to reduce risk of shorting the wrench to chassis ground.
Why others are wrong: A increases short risk; C/D are unsafe practices.
Citation: ASVAB CEP — Auto & Shop (battery service), .
Q136. (MC) Using an ideal pulley system with MA = 5 to lift a crate 0.5 m, how much rope must be pulled?
Correct Answer: C
Explanation: Distance trade-off: din = MA × dout = 5×0.5 = 2.5 m.
Why others are wrong: 0.1/0.5 ignore the distance multiplication; 5.0 doubles the needed pull.
Citation: ASVAB CEP — Mechanical Comprehension (work & MA), .
Q137. (GS) Which organelle contains chlorophyll for photosynthesis in plants?
Correct Answer: B
Explanation: Chloroplasts house chlorophyll and the light-dependent reactions.
Why others are wrong: Mitochondria produce ATP via respiration; nucleus stores DNA; ribosomes make proteins.
Citation: ASVAB CEP — General Science (cell biology), .
Q138. (WK) “Succinct” most nearly means—
Correct Answer: B
Explanation: “Succinct” = concise; expressed in few words.
Why others are wrong: A is opposite; C/D unrelated.
Citation: ASVAB CEP — Word Knowledge (synonyms), .
Q139. (PC) “By framing the delay as a contingency, leaders sought to manage expectations.” What is implied?
Correct Answer: A
Explanation: “Manage expectations” = shape perceptions to reduce backlash.
Why others are wrong: B exaggerates; C/D add causes/effects not given.
Citation: ASVAB CEP — Paragraph Comprehension (inference), .
Q140. (AR) Walking at 3 mph for 40 minutes, how far do you go?
Correct Answer: B
Explanation: 40 min = 2/3 hr. Distance = rate×time = 3×(2/3) = 2 miles.
Why others are wrong: 1.5 uses 30 min; 2.5/3.0 use longer times.
Citation: ASVAB CEP — Arithmetic Reasoning (rate × time), .
Q141. (MK) Solve for x: 2x = 16.
Correct Answer: C
Explanation: 16 = 2⁴ → x = 4.
Why others are wrong: 2/3/8 do not satisfy 2ˣ = 16.
Citation: ASVAB CEP — Mathematics Knowledge (exponents), .
Q142. (EI) After a rectifier in a power supply, which component primarily smooths the pulsating DC?
Correct Answer: D
Explanation: A filter capacitor charges to peaks and fills valleys, reducing ripple.
Why others are wrong: Inductors can filter but are not the primary simple smoother; diode performs rectification; transformer changes AC voltage before rectification.
Citation: ASVAB CEP — Electronics Information (power supplies), .
Q143. (AS) Which tool best measures the diameter of a small wire to 0.01 mm precision?
Correct Answer: B
Explanation: Micrometers provide high precision for small diameters.
Why others are wrong: Ruler lacks precision; feeler gauges measure gaps, not diameter; pipe wrench is for turning pipes.
Citation: ASVAB CEP — Auto & Shop (measuring tools), .
Q144. (MC) Two 200 N children sit at equal distances from a seesaw’s fulcrum. If the left child moves to half the original distance, which side goes down?
Correct Answer: B
Explanation: Torque τ = F·r. Left torque halves (r/2), right torque unchanged → right side heavier (down).
Why others are wrong: A reverses; C only true if torques equal; D is nonphysical here.
Citation: ASVAB CEP — Mechanical Comprehension (moments), .
Q145. (GS) Which is a chemical change?
Correct Answer: D
Explanation: Rusting forms new substances (iron oxides). Others are physical changes.
Why others are wrong: A/B/C don’t change chemical composition.
Citation: ASVAB CEP — General Science (chemistry basics), .
Q146. (WK) “Preclude” most nearly means—
Correct Answer: C
Explanation: “Preclude” = make impossible; prevent.
Why others are wrong: A is opposite; B means come before; D is forecast, not prevent.
Citation: ASVAB CEP — Word Knowledge (synonyms/antonyms), .
Q147. (PC) “The report attributes the failure primarily to maintenance lapses rather than design flaws.” What is the author asserting?
Correct Answer: B
Explanation: “Primarily” and “rather than” place responsibility on maintenance lapses.
Why others are wrong: A contradicts text; C/D deny what’s stated.
Citation: ASVAB CEP — Paragraph Comprehension (main idea), .
Q148. (AR) On a map with scale 1:100,000, how many kilometers does 2.5 cm represent?
Correct Answer: C
Explanation: 100,000 cm = 1 km → 1 cm = 1 km → 2.5 cm = 2.5 km.
Why others are wrong: A/B undervalue; D misplaces decimal (10× too large).
Citation: ASVAB CEP — Arithmetic Reasoning (map scales), .
Q149. (MK) Solve the system: x + y = 9 and 3x − y = 7.
Correct Answer: B
Explanation: Add equations: (x + y) + (3x − y) = 9 + 7 → 4x = 16 → x = 4; then y = 9 − 4 = 5.
Why others are wrong: Other pairs don’t satisfy both equations.
Citation: ASVAB CEP — Mathematics Knowledge (systems of equations), .
Q150. (EI) What is the equivalent resistance of three identical 9 Ω resistors connected all in parallel?
Correct Answer: D
Explanation: For n equal resistors in parallel: Req = R/n = 9/3 = 3 Ω (also 1/Req = 1/9 + 1/9 + 1/9 = 3/9).
Why others are wrong: 27 Ω is series value; 9 Ω equals one branch only; 6 Ω is for two in parallel (not three).
Test tip: Equal-parallel shortcut R/n is fast and reliable.
Citation: ASVAB CEP — Electronics Information (parallel resistance), .
Q151. (AR) A convoy covers 60 miles at 30 mph and another 60 miles at 60 mph. What is the average speed for the 120 miles?
Correct Answer: B
Explanation: Time = 60/30 + 60/60 = 2 + 1 = 3 h. Avg speed = 120/3 = 40 mph.
Why others are wrong: 36/45/50 treat speeds as simple averages or miscompute time.
Test tip: Average speed over equal distances is the harmonic mean, not the simple mean.
Citation: ASVAB CEP — Arithmetic Reasoning, .
Q152. (MK) Solve: 2x² − 7x − 30 = 0.
Correct Answer: A
Explanation: Discriminant Δ = (−7)² − 4(2)(−30) = 49 + 240 = 289 = 17². x = [7 ± 17]/(4) → {24/4 = 6, −10/4 = −2.5}.
Why others are wrong: B are not roots; C/D omit the second root.
Citation: ASVAB CEP — Mathematics Knowledge, .
Q153. (EI) Two resistors, 12 Ω and 8 Ω, are in parallel across 24 V. What is the total current drawn?
Correct Answer: C
Explanation: Req = (12×8)/(12+8) = 96/20 = 4.8 Ω. I = V/R = 24/4.8 = 5 A.
Why others are wrong: 3 A and 4 A underestimate; 6 A overestimates; none match Req calc.
Citation: ASVAB CEP — Electronics Information, .
Q154. (MC) A hydraulic jack has input area 4 cm² and output area 40 cm². What input force is needed to lift a 1200 N load (ideal)?
Correct Answer: A
Explanation: MA = Aout/Ain = 40/4 = 10. Effort = 1200/10 = 120 N.
Why others are wrong: Other values assume wrong area ratio or arithmetic.
Citation: ASVAB CEP — Mechanical Comprehension, .
Q155. (GS) Which organ secretes insulin?
Correct Answer: B
Explanation: Pancreatic β-cells secrete insulin to lower blood glucose.
Why others are wrong: Liver stores glycogen; spleen immune/filtration; kidneys filter blood.
Citation: ASVAB CEP — General Science, .
Q156. (WK) “Fortuitous” most nearly means—
Correct Answer: B
Explanation: “Fortuitous” = happening by chance (often luckily).
Why others are wrong: A/C/D contradict chance-based meaning.
Citation: ASVAB CEP — Word Knowledge, .
Q157. (PC) Passage: “Throughput exceeded targets, but reliability remained below threshold.” What’s the main point?
Correct Answer: B
Explanation: Contrast shows success in speed, deficiency in reliability.
Why others are wrong: A/C/D contradict explicit statements.
Citation: ASVAB CEP — Paragraph Comprehension, .
Q158. (AR) A vehicle averages 27 mpg. How many gallons are needed to travel 243 miles?
Correct Answer: C
Explanation: Gallons = 243/27 = 9.
Why others are wrong: Others mis-divide the distance by mpg.
Citation: ASVAB CEP — Arithmetic Reasoning, .
Q159. (MK) Simplify for x ≠ 3: (x² − 9)/(x − 3).
Correct Answer: B
Explanation: x² − 9 = (x − 3)(x + 3); cancel (x − 3) ⇒ x + 3.
Why others are wrong: A is the canceled factor; C/D are algebraic errors.
Citation: ASVAB CEP — Mathematics Knowledge, .
Q160. (EI) In a fixed-voltage source, adding another resistor in series will—
Correct Answer: B
Explanation: RT increases ⇒ I = V/RT decreases.
Why others are wrong: A/C ignore Ohm’s law; D is unrelated.
Citation: ASVAB CEP — Electronics Information, .
Q161. (AS) A spark plug shows black, dry soot. Which condition is most likely?
Correct Answer: B
Explanation: A rich mixture leaves dry, sooty carbon deposits. Lean is whitish; coolant is wet/steam-cleaned; too hot shows blistering.
Citation: ASVAB CEP — Auto & Shop, .
Q162. (MC) Gear A drives Gear C through an idler gear B. What does the idler change?
Correct Answer: A
Explanation: Idler reverses rotation but does not affect the ratio (set by driver vs driven teeth).
Why others are wrong: B/C misstate idler effect; D ignores direction change.
Citation: ASVAB CEP — Mechanical Comprehension, .
Q163. (GS) Which process releases heat to the surroundings?
Correct Answer: C
Explanation: Gas → liquid releases latent heat (exothermic). Others absorb heat (endothermic).
Citation: ASVAB CEP — General Science, .
Q164. (WK) “Alleviate” most nearly means—
Correct Answer: B
Explanation: “Alleviate” = make less severe; ease or relieve.
Why others are wrong: A is opposite; C/D unrelated.
Citation: ASVAB CEP — Word Knowledge, .
Q165. (PC) In “The device was ostensibly secure,” “ostensibly” most nearly means—
Correct Answer: B
Explanation: “Ostensibly” = seemingly/apparently (may hide a different reality).
Why others are wrong: A/C/D don’t match contextual meaning.
Citation: ASVAB CEP — Paragraph Comprehension, .
Q166. (AR) How much simple interest accrues on $900 at 4% annual rate over 2 years?
Correct Answer: B
Explanation: I = P r t = 900×0.04×2 = $72.
Why others are wrong: Other choices use wrong rate/time multiples.
Citation: ASVAB CEP — Arithmetic Reasoning, .
Q167. (MK) Compute: (5/6) ÷ (10/9).
Correct Answer: A
Explanation: (5/6) × (9/10) = 45/60 = 3/4.
Why others are wrong: B/C/D result from invert-or-multiply errors.
Citation: ASVAB CEP — Mathematics Knowledge, .
Q168. (EI) The color bands on a resistor primarily indicate—
Correct Answer: C
Explanation: Bands encode digits, multiplier, and tolerance.
Citation: ASVAB CEP — Electronics Information.
Q169. (AS) Best practice for tightening wheel lug nuts is to—
Correct Answer: C
Explanation: Star pattern seats the wheel evenly; torque evenly to spec.
Why others are wrong: A/B can warp/seat unevenly; D is not required and can be unsafe.
Citation: ASVAB CEP — Auto & Shop, .
Q170. (MC) A 500 N crate is pushed up a 4 m ramp that rises 1 m (ignore friction). What ideal force along the ramp is required?
Correct Answer: B
Explanation: Effort = W×(rise/run) = 500×(1/4) = 125 N.
Why others are wrong: 100/200 use wrong ratio; 500 ignores advantage.
Citation: ASVAB CEP — Mechanical Comprehension, .
Q171. (GS) Which seismic wave cannot travel through liquids?
Correct Answer: B
Explanation: Shear (S) waves need rigidity; liquids don’t support shear.
Why others are wrong: P-waves pass through liquids; surface/Rayleigh are different phenomena at surfaces.
Citation: ASVAB CEP — General Science, .
Q172. (WK) “Voracious” most nearly means—
Correct Answer: A
Explanation: “Voracious” = having a huge appetite; ravenous/insatiable.
Citation: ASVAB CEP — Word Knowledge, .
Q173. (PC) “The policy is a stopgap measure.” Best meaning?
Correct Answer: B
Explanation: “Stopgap” = temporary solution until a better one is found.
Citation: ASVAB CEP — Paragraph Comprehension, .
Q174. (AR) In a unit with medic:infantry ratio 1:9 and 180 troops total, how many medics?
Correct Answer: B
Explanation: Total parts = 1 + 9 = 10. Medics = (1/10)×180 = 18.
Citation: ASVAB CEP — Arithmetic Reasoning, .
Q175. (MK) Solve the inequality: −3x + 12 ≥ 0.
Correct Answer: B
Explanation: −3x ≥ −12 → divide by −3 (flip sign) ⇒ x ≤ 4.
Why others are wrong: A/C/D mishandle sign flip or numbers.
Citation: ASVAB CEP — Mathematics Knowledge, .
Q176. (EI) Increasing American Wire Gauge (AWG) number (e.g., 12 → 18) generally—
Correct Answer: B
Explanation: Higher AWG = thinner wire ⇒ higher resistance per unit length.
Citation: ASVAB CEP — Electronics Information, .
Q177. (AS) To tighten cylinder head bolts to specification, use a—
Correct Answer: A
Explanation: Torque wrench ensures correct preload per spec and sequence.
Citation: ASVAB CEP — Auto & Shop, .
Q178. (MC) In a venturi, as air speed increases through the narrow section, static pressure—
Q182. (AR) Mix 30% and 50% solutions to make 20 L of 40% solution. How many liters of the 50% solution are needed?
Correct Answer: C
Explanation: 0.5x + 0.3(20−x) = 0.4×20 → 0.2x = 2 → x = 10 L of 50%.
Why others are wrong: They don’t balance solute totals.
Citation: ASVAB CEP — Arithmetic Reasoning, .
Q183. (MK) Area of a trapezoid with bases 8 and 14, height 5?
Correct Answer: C
Explanation: A = ½(b₁+b₂)h = ½(22)×5 = 11×5 = 55.
Citation: ASVAB CEP — Mathematics Knowledge, .
Q184. (EI) Why is a series resistor used with an LED?
Correct Answer: B
Explanation: LED I–V is steep; without a resistor, small ΔV can cause large ΔI and damage.
Citation: ASVAB CEP — Electronics Information, .
Q185. (AS) In a drum brake, which component pushes the shoes outward against the drum?
Correct Answer: C
Explanation: The wheel cylinder’s pistons expand the shoes outward.
Why others are wrong: B is for disc brakes; A pressurizes system; D adjusts front/rear pressure bias.
Citation: ASVAB CEP — Auto & Shop, .
Q186. (MC) Hydrostatic pressure at the same depth in connected containers of different shapes is—
Correct Answer: C
Explanation: P = ρgh depends on depth, not container shape (hydrostatic paradox).
Citation: ASVAB CEP — Mechanical Comprehension, .
Q187. (GS) Enzymes are primarily—
Correct Answer: B
Explanation: Most enzymes are proteins acting as catalysts (some RNAs also catalyze, but not most).
Citation: ASVAB CEP — General Science, .
Q188. (WK) “Adverse” most nearly means—
Correct Answer: B
Explanation: “Adverse” = harmful/unfavorable; not to be confused with “averse” (opposed).
Citation: ASVAB CEP — Word Knowledge, .
Q189. (PC) In “Notwithstanding the risk, they proceeded,” “notwithstanding” most nearly means—
Correct Answer: B
Explanation: “Notwithstanding” = in spite of / despite.
Citation: ASVAB CEP — Paragraph Comprehension, .
Q190. (AR) A rectangular field has perimeter 300 m and length 90 m. What is the width?
Correct Answer: B
Explanation: P = 2(L+W) = 300 ⇒ L+W = 150 ⇒ W = 150 − 90 = 60 m.
Citation: ASVAB CEP — Arithmetic Reasoning, .
Q191. (MK) Solve: (x − 3)² = 49.
Correct Answer: C
Explanation: x − 3 = ±7 → x = 3 ± 7 → {10, −4}.
Citation: ASVAB CEP — Mathematics Knowledge, .
Q192. (EI) As frequency increases, a capacitor’s reactance Xc = 1/(2πfC) will—
Correct Answer: B
Explanation: Xc ∝ 1/f, so higher f → lower reactance.
Citation: ASVAB CEP — Electronics Information, .
Q193. (AS) Which oil retains higher viscosity at operating temperature?
Correct Answer: B
Explanation: Second number is high-temp grade; 40 > 30 > 20 > 16.
Citation: ASVAB CEP — Auto & Shop, .
Q194. (MC) Which change increases the mechanical advantage of a screw jack (ideal)?
Correct Answer: B
Explanation: Finer threads (smaller pitch) mean more turns per lift distance → higher MA.
Why others are wrong: A/D coarser pitch reduces MA; C reduces lever arm (torque).
Citation: ASVAB CEP — Mechanical Comprehension, .
Q195. (GS) Which planet is best known for its prominent ring system?
Correct Answer: C
Explanation: Saturn has the most prominent visible rings in our solar system.
Citation: ASVAB CEP — General Science, .
Q196. (WK) “Ephemeral” most nearly means—
Correct Answer: B
Explanation: “Ephemeral” = lasting a very short time.
Citation: ASVAB CEP — Word Knowledge, .
Q197. (PC) “The recommendation was couched in cautious language.” “Couched” here means—
Correct Answer: B
Explanation: “Couched” = phrased/expressed in a particular style or tone.
Citation: ASVAB CEP — Paragraph Comprehension, .
Q198. (AR) A score drops from 80 to 68. What is the percent decrease?
Q205. (GS) Which cell structure regulates what enters and leaves the cell?
Correct Answer: C
Explanation: The cell membrane is selectively permeable and controls transport.
Citation: ASVAB CEP — General Science (cell biology).
Q206. (WK) “Benevolent” most nearly means—
Correct Answer: B
Explanation: “Benevolent” means kind or charitable.
Citation: ASVAB CEP — Word Knowledge.
Q207. (PC) “While the device passed lab tests, field performance lagged due to dust ingress.” Main point?
Correct Answer: B
Explanation: Lab success contrasted with real-world degradation caused by dust.
Citation: ASVAB CEP — Paragraph Comprehension.
Q208. (AR) A jacket is marked up 25% from cost $96, then discounted 20%. Final price?
Correct Answer: A
Explanation: 96 × 1.25 × 0.80 = 96 → no net change.
Citation: ASVAB CEP — Arithmetic Reasoning (percent change).
Q216. (AR) A tank leaks 3 gal/hr while filling at 12 gal/hr. How long to net-fill 81 gallons?
Correct Answer: C
Explanation: Net rate = 12 − 3 = 9 gal/hr → 81/9 = 9 h.
Citation: ASVAB CEP — Arithmetic Reasoning (rates).
Q217. (MK) Solve: |3x − 4| = 10.
Correct Answer: A
Explanation: 3x − 4 = ±10 → x = 14/3 or −2.
Citation: ASVAB CEP — Mathematics Knowledge (absolute value).
Q218. (EI) A 10 Ω resistor dissipates 20 W. What is the voltage across it?
Correct Answer: B
Explanation: V = √(PR) = √(20×10) ≈ 14.1 V.
Citation: ASVAB CEP — Electronics Information (power).
Q219. (AS) Which fastener prevents rotation and is commonly used on shafts and pulleys?
Correct Answer: B
Explanation: A Woodruff key locks a hub to a shaft to prevent rotation.
Citation: ASVAB CEP — Auto & Shop.
Q220. (MC) A block slides at constant speed across a surface. Which statement is true?
Correct Answer: B
Explanation: Constant velocity implies zero net force.
Citation: ASVAB CEP — Mechanical Comprehension (Newton’s laws).
Q221. (GS) DNA primarily resides in which cell structure?
Correct Answer: A
Explanation: DNA is housed in the nucleus of eukaryotic cells.
Citation: ASVAB CEP — General Science.
Q222. (WK) “Imminent” most nearly means—
Correct Answer: C
Explanation: “Imminent” means impending or about to occur.
Citation: ASVAB CEP — Word Knowledge.
Q223. (PC) “Not only did fuel costs drop, but maintenance intervals doubled.” Combined effect?
Correct Answer: B
Explanation: Fuel costs decreased and service became less frequent.
Citation: ASVAB CEP — Paragraph Comprehension.
Q224. (AR) A 1:50,000 map shows two towns 7.5 cm apart. Real distance?
Correct Answer: B
Explanation: 1 cm = 0.5 km → 7.5 cm = 3.75 km.
Citation: ASVAB CEP — Arithmetic Reasoning (maps).
Q225. (MK) Slope-intercept form of the line through (−2, 5) with slope −3?
Correct Answer: A
Explanation: 5 = −3(−2) + b → b = −1 → y = −3x − 1.
Citation: ASVAB CEP — Mathematics Knowledge (linear equations).
Q226. (EI) A diode conducts 0.02 A at 0.7 V. Approximate dynamic resistance?
Correct Answer: C
Explanation: r ≈ V/I = 0.7/0.02 ≈ 35 Ω.
Citation: ASVAB CEP — Electronics Information (diodes).
Q227. (AS) A torque-to-yield bolt requires what tightening method?
Correct Answer: B
Explanation: TTY bolts are tightened to torque, then rotated a specified angle.
Citation: ASVAB CEP — Auto & Shop.
Q228. (MC) Ideal mechanical advantage of an inclined plane 5 m long and 1.25 m high?
Correct Answer: C
Explanation: MA = length/height = 5 ÷ 1.25 = 4.
Citation: ASVAB CEP — Mechanical Comprehension.
Q229. (GS) Which bond involves electron sharing?
Correct Answer: B
Explanation: Covalent bonds share electrons between atoms.
Citation: ASVAB CEP — General Science (chemistry).
Q230. (WK) “Untenable” most nearly means—
Correct Answer: B
Explanation: “Untenable” means impossible to defend or justify.
Citation: ASVAB CEP — Word Knowledge.
Q231. (PC) “Given the constraints, the team settled on a minimum viable solution.” What does this imply?
Correct Answer: B
Explanation: “Minimum viable” means providing only the essential features necessary to function and meet objectives.
Citation: ASVAB CEP — Paragraph Comprehension.
Q232. (AR) A contractor estimates 6 days at 8 hr/day with 4 workers. If 3 more equal-rate workers join from day 1, how many days are needed?
Correct Answer: C
Explanation: Total work = 6×8×4 = 192 worker-hours. With 7 workers at 8 hr/day: 192 ÷ 56 ≈ 3.43 days ≈ 3.5 days.
Citation: ASVAB CEP — Arithmetic Reasoning.
Q233. (MK) Solve the system: 2x + 3y = 13 and x − y = 1.
Correct Answer: A
Explanation: From x − y = 1, x = y + 1. Substitute: 2(y+1)+3y=13 → 5y=11 → y=11/5, x=16/5.
Citation: ASVAB CEP — Mathematics Knowledge.
Q234. (EI) Two capacitors 4 μF and 6 μF are connected in parallel. What is the equivalent capacitance?
Q235. (AS) A brake pedal feels spongy. What is the most likely cause?
Correct Answer: A
Explanation: Air is compressible, causing a soft or spongy pedal feel.
Citation: ASVAB CEP — Auto & Shop.
Q236. (MC) A 600 N crate is lifted 2 m in 5 s. What is the power output?
Correct Answer: B
Explanation: Work = 600×2 = 1200 J; Power = 1200 ÷ 5 = 240 W.
Citation: ASVAB CEP — Mechanical Comprehension.
Q237. (GS) A solution with pH 8 is—
Correct Answer: C
Explanation: Neutral pH is 7; values above 7 are basic, and 8 is only slightly basic.
Citation: ASVAB CEP — General Science.
Q238. (WK) “Candor” most nearly means—
Correct Answer: B
Explanation: “Candor” means frankness or honesty.
Citation: ASVAB CEP — Word Knowledge.
Q239. (PC) “Despite assurances, the rollout was marred by outages.” What is the best inference?
Correct Answer: B
Explanation: “Despite” and “marred” indicate that assurances did not match the negative outcome.
Citation: ASVAB CEP — Paragraph Comprehension.
Q240. (AR) A savings grows by 5% annually. After one year, $2,000 becomes—
Correct Answer: B
Explanation: 5% of 2000 is 100; 2000 + 100 = 2100.
Citation: ASVAB CEP — Arithmetic Reasoning.
Q241. (MK) Simplify: (x² − 4)/(x − 2), x ≠ 2.
Correct Answer: A
Explanation: x² − 4 factors to (x−2)(x+2); cancel (x−2) to get x+2.
Citation: ASVAB CEP — Mathematics Knowledge.
Q242. (EI) A 120 V line feeds a 240 Ω heater. What are the current and power?
Correct Answer: A
Explanation: I = V/R = 120/240 = 0.5 A; P = VI = 120×0.5 = 60 W.
Citation: ASVAB CEP — Electronics Information.
Q243. (AS) Which tool checks coolant freeze protection?
Correct Answer: A
Explanation: These tools measure coolant concentration to determine freeze point.
Citation: ASVAB CEP — Auto & Shop.
Q244. (MC) A 200 N sign hangs from two identical cables at 60° to the horizontal. What is the tension in each cable?
Correct Answer: B
Explanation: 2T·sin60° = 200 → T ≈ 115 N.
Citation: ASVAB CEP — Mechanical Comprehension.
Q245. (GS) Earth’s seasons are primarily caused by—
Correct Answer: B
Explanation: Earth’s ~23.5° axial tilt changes sun angle and day length through the year.
Citation: ASVAB CEP — General Science.
Q246. (WK) “Ameliorate” most nearly means—
Correct Answer: B
Explanation: “Ameliorate” means to make something better.
Citation: ASVAB CEP — Word Knowledge.
Q247. (PC) “If the threshold isn’t met, funding will lapse.” What prevents a lapse?
Correct Answer: A
Explanation: The conditional implies funding continues only if the threshold is met.
Citation: ASVAB CEP — Paragraph Comprehension.
Q248. (AR) A 15% tip on a bill of $64.80 is closest to—
Correct Answer: B
Explanation: 10% of 64.80 is 6.48; 5% is 3.24; total = 9.72.
Citation: ASVAB CEP — Arithmetic Reasoning.
Q250. (EI) Four 12 Ω resistors form two series pairs in parallel. What is the equivalent resistance?
Correct Answer: B
Explanation: Each series pair is 24 Ω; two equal 24 Ω branches in parallel give 12 Ω.
Citation: ASVAB CEP — Electronics Information.
Q251. (AR) A hiker goes 6 mi at 3 mph and returns 6 mi at 2 mph. What is the average speed?
Correct Answer: A
Explanation: Time out = 2 h; return = 3 h; total = 5 h. Avg speed = 12/5 = 2.4 mph.
Citation: ASVAB CEP — Arithmetic Reasoning.
Q252. (MK) What is the vertex of y = x² − 6x + 5?
Correct Answer: A
Explanation: Completing the square gives (x−3)²−4, so the vertex is (3, −4).
Citation: ASVAB CEP — Mathematics Knowledge.
Q253. (EI) A 9 V source feeds two 18 Ω resistors in parallel, then a 3 Ω resistor in series. What is the total current?
Correct Answer: C
Explanation: 18∥18 = 9 Ω; 9 + 3 = 12 Ω; I = 9/12 = 0.75 A.
Citation: ASVAB CEP — Electronics Information.
Q254. (AS) The primary purpose of the PCV valve is to—
Correct Answer: B
Explanation: The PCV system vents crankcase gases into the intake to reduce pressure and emissions.
Citation: ASVAB CEP — Auto & Shop.
Q255. (MC) Ignoring friction, how much force lifts an 800 N load with a block-and-tackle having 4 supporting strands?
Correct Answer: B
Explanation: Mechanical advantage equals the number of supporting strands: 800/4 = 200 N.
Citation: ASVAB CEP — Mechanical Comprehension.
Q256. (GS) During photosynthesis, plants primarily—
Correct Answer: B
Explanation: Photosynthesis uses CO₂ and releases O₂ while producing sugars.
Citation: ASVAB CEP — General Science.
Q257. (WK) “Obstinate” most nearly means—
Correct Answer: B
Explanation: “Obstinate” describes someone who is stubborn or resistant to change.
Citation: ASVAB CEP — Word Knowledge.
Q258. (PC) “Although the prototypes underperformed at altitude, sea-level trials met specifications.” Best summary?
Correct Answer: B
Explanation: The sentence contrasts poor altitude performance with acceptable sea-level results.
Citation: ASVAB CEP — Paragraph Comprehension.
Q259. (AR) A $50 item increases by 12% to $56. What percent discount is needed on $56 to return to $50?
Correct Answer: B
Explanation: Discount needed is 6/56 ≈ 10.7%.
Citation: ASVAB CEP — Arithmetic Reasoning.
Q276. (MK) A circle has circumference 31.4 (use π ≈ 3.14). What is the radius?
Correct Answer: B
Explanation: r = C/(2π) = 31.4/6.28 = 5.0.
Citation: ASVAB CEP — Mathematics Knowledge.
Q277. (EI) Best practice for measuring resistance of a component with a multimeter is to—
Correct Answer: B
Explanation: Power must be off and the component isolated to avoid parallel paths and damage.
Citation: ASVAB CEP — Electronics Information.
Q278. (AS) Thermostat stuck open will most likely cause—
Correct Answer: B
Explanation: Constant coolant circulation prevents normal warm-up.
Citation: ASVAB CEP — Auto & Shop.
Q279. (MC) A lever has a 150 N effort 0.80 m from the fulcrum and a 400 N load 0.30 m away on the other side. What happens?
Correct Answer: C
Explanation: Torques are equal: 150×0.80 = 400×0.30 = 120 N·m.
Citation: ASVAB CEP — Mechanical Comprehension.
Q280. (GS) Weather systems form primarily in the—
Correct Answer: B
Explanation: Most weather occurs where air density and moisture are greatest.
Citation: ASVAB CEP — General Science.
Q281. (WK) “Prudent” most nearly means—
Correct Answer: B
Explanation: “Prudent” means careful and wise in practical matters.
Citation: ASVAB CEP — Word Knowledge.
Q282. (PC) “Because the sample was representative, the conclusions can be generalized with caution.” What’s implied?
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Functional
Always active
The technical storage or access is strictly necessary for the legitimate purpose of enabling the use of a specific service explicitly requested by the subscriber or user, or for the sole purpose of carrying out the transmission of a communication over an electronic communications network.
Preferences
The technical storage or access is necessary for the legitimate purpose of storing preferences that are not requested by the subscriber or user.
Statistics
The technical storage or access that is used exclusively for statistical purposes.The technical storage or access that is used exclusively for anonymous statistical purposes. Without a subpoena, voluntary compliance on the part of your Internet Service Provider, or additional records from a third party, information stored or retrieved for this purpose alone cannot usually be used to identify you.
Marketing
The technical storage or access is required to create user profiles to send advertising, or to track the user on a website or across several websites for similar marketing purposes.