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Cognizant Aptitude Questions
Overview
This page contains Cognizant aptitude questions with detailed solutions. Take the free mock quiz below for timed practice with scoring, then work through the solved set.
Cognizant Aptitude Mock Quiz
Timed placement-style MCQs with score and explanations after you submit. Use it to check speed and accuracy before the real test.
Questions15
Time10 min
Quantitative
A train 150 m long runs at 54 km/h. Time to cross a man standing is:
54 km/h = 15 m/s. Time = 150/15 = 10 s.
Quantitative
A man spends 80% of his income. If his income increases by 25% and his expenditure increases by 20%, what is the percentage increase in his savings?
Let income = ₹100 Expenditure = ₹80, Savings = ₹20 New income = ₹125 New expenditure = ₹80 + 20% = ₹96 New savings = ₹125 - ₹96 = ₹29 Increase in savings = ₹29 - ₹20 = ₹9 Percentage increase = (9/20) × 100 = 45%
Reasoning
If letter positions are summed (A=1…Z=26), PEN equals:
Sum of positions = 35.
Reasoning
Find the next number: 4, 9, 19, 39, ?
×2+1 pattern → 79.
Reasoning
Statements: 1. All green are blue, 2. All blue are white
From "All green are blue": Some blue are green (I follows) Combined: All green are white, so Some white are green (II follows) and Some green are white (III follows) IV does not follow
Reasoning
Odd one out: 8, 27, 64, 100, 125
Others are perfect cubes; 100 is not.
Verbal
Problem: Find the synonym of "MAGNIFICENT": a) Ordinary b) Splendid c) Small d) Ugly
Magnificent means impressively beautiful or grand, so "Splendid" is the synonym.
Verbal
Choose the correct synonym for "Ephemeral":
"Ephemeral" means lasting for a very short time, temporary. "Temporary" is the synonym.
Quantitative
A and B can complete a work in 12 days; B and C in 15 days; A and C in 20 days. How long will A, B, and C together take to complete the work?
(A+B)'s 1 day work = 1/12 (B+C)'s 1 day work = 1/15 (A+C)'s 1 day work = 1/20 Adding: 2(A+B+C)'s 1 day work = 1/12 + 1/15 + 1/20 = (5+4+3)/60 = 12/60 = 1/5 (A+B+C)'s 1 day work = 1/10 Time taken = 10 days
Quantitative
Successive discounts 20% and 15%. Effective discount:
100 → 80 → 68 → 32% off.
Reasoning
In a row of 40 students, A is 11th from the left. Rank from the right is:
From right = 40-11+1 = 30.
Verbal
The manager was _____ with the team's performance and decided to reward them.
Correct answer: pleased
Quantitative
Select 3 people from 10 for a committee. How many ways?
Correct answer: C(10,3) = 10!/(3!×7!) = 120
Verbal
Synonym of "Ancient":
Ancient means old.
Quantitative
A person walks 6 km East, then 8 km North. How far is he from the starting point?
Correct answer: 10 km
Your score
0/15(0%)
Review
Cognizant aptitude questions overview
Typical aptitude mix (from student reports):
- Numerical / Quantitative: percentages, profit & loss, ratios, time-work, averages, SI/CI, DI
- Logical Reasoning: series, coding-decoding, blood relations, seating, syllogisms, puzzles
- Verbal Ability: grammar, vocabulary, reading comprehension, sentence correction
Numerical ability questions
Percentages
Q1: A number is increased by 20% and then decreased by 20%. Find the net percentage change.
Let original = 100 → 120 → 96. Net = 4% decrease.
Answer: 4% decrease
Q2: Price rises by 25%. By what % should consumption fall to keep expenditure constant?
Reduction = 25/(100+25)×100 = 20%.
Answer: 20%
Profit and loss
Q3: Marked 40% above cost with 10% discount. Profit %?
SP = 1.4 × 0.9 × CP = 1.26 CP → 26% profit.
Answer: 26%
Q4: Sold at 10% loss. If sold for ₹60 more, profit 5%. Find CP.
0.9P + 60 = 1.05P → P = ₹400.
Answer: ₹400
Time and work
Q5: A finishes in 12 days, B in 18 days. Together?
1/12 + 1/18 = 5/36 → 7.2 days.
Answer: 7.2 days
Q6: 8 workers finish in 10 days. Days for 10 workers?
Man-days = 80 → 8 days.
Answer: 8 days
Speed, ratio, interest
Q7: Speed 60 km/h for 2.5 hours. Distance?
60×2.5 = 150 km.
Answer: 150 km
Q8: Ratio 3:5 and 5:7. Compound ratio?
3:7 after canceling middle 5s carefully → actually 3/5 × 5/7 = 3:7.
Answer: 3:7
Q9: SI on ₹5000 at 8% for 3 years?
₹1200.
Answer: ₹1200
Q10: Average of 5 numbers is 20. One number 25 replaced by 15. New average?
18.
Answer: 18
Verbal ability questions
Q11: Synonym of “Abundant”
Answer: Plentiful
Q12: She _____ to the office every day by metro.
Answer: goes
Q13: Antonym of “Benevolent”
Answer: Malevolent
Q14: Choose correct spelling
Answer: Accommodate
Q15: Spot error style - practice subject-verb agreement daily for Cognizant mocks.
Answer: Drill 10 S-V questions/day in your error log.
Reasoning ability questions
Q16: Next number: 2, 6, 12, 20, 30, ?
42.
Answer: 42
Extra drill set
Q17: A finishes work in 19 days, B in 16 days. Days together?
Rate = 1/19 + 1/16. Days = reciprocal of that sum.
Answer: compute exactly before the exam; practice the fraction form daily.
Q18: Price increases by 19%. Consumption reduction to keep spend constant?
Reduction % = r/(100+r)×100 with r=19.
Answer: 19/(100+19)×100 (simplify).
Q19: Average of 7 numbers is 18. One number 24 replaced by 10. New average?
Sum 126 → 112 → average 16.
Answer: 16
Q20: SI on ₹8000 at 7.5% for 2 years?
SI = 8000×7.5×2/100 = ₹1200.
Answer: ₹1200
Q21: Synonym of “Mitigate”
Answer: Alleviate / reduce
Q22: Series: 3, 9, 27, 81, ?
Multiply by 3 → 243.
Answer: 243
Q23: If NORTH is coded as 13 (letter count? or positions), prefer position-sum drills for your mock bank.
Practice coding-decoding patterns: +1/−1, reverse, position sums.
Answer: pattern-dependent; master 4 common patterns.
Q24: All engineers are graduates. Some graduates are managers. Conclusion: some engineers are managers?
Does not follow necessarily.
Answer: Does not follow
Data interpretation mini-set
Q25: A chart shows sales 40, 50, 60, 70. What is the average?
(40+50+60+70)/4 = 55.
Answer: 55
Q26: If Q1 is 20% of annual sales and annual is 500, Q1 sales?
100.
Answer: 100
Puzzle / arrangement warmups
Q27: Five people A-E in a row. A left of B, C opposite… (practice drawing first).
Always draw. Do not solve arrangement fully in your head under time.
Q28: Blood relation: A is sister of B. B is son of C. How is A related to C?
A is child of C (daughter if genders standard as stated).
Answer: Daughter (given A is sister)
Sectional timing template
| Section | Practice block | Target accuracy |
|---|---|---|
| Numerical | 15 Q / 15 min | 80%+ |
| Reasoning | 15 Q / 15 min | 75%+ |
| Verbal | 12 Q / 10 min | 85%+ |
Timed practice tips for Cognizant
- First pass: only high-confidence questions
- Mark and skip time sinks early
- Keep verbal accuracy high (easy marks)
- Replicate mock quiz timing thrice a week
- Sleep properly the night before; fatigue kills DI accuracy