CSAT Aptitude Quiz
Free practice quiz on CSAT Aptitude Quiz with detailed solutions for government exam preparation.
About This Quiz
CSAT Aptitude Quiz — Questions with Solutions
All 25 questions from this quiz with the correct answer and explanation. Attempt them yourself first, then open each solution to check your reasoning.
Q1.If a train travels 360 km in 4 hours, what is its speed?
- A.80 km/h
- B.85 km/h
- C.90 km/h
- D.95 km/h
Show answer
Answer: C. 90 km/h
Speed = Distance/Time = 360/4 = 90 km/h.
Q2.Find the next number in the series: 5, 10, 20, 40, ?
- A.60
- B.70
- C.80
- D.90
Show answer
Answer: C. 80
Each term doubles the previous one; 40*2=80.
Q3.A can complete a work in 10 days, B in 15 days. Working together, how many days will they take?
- A.5 days
- B.6 days
- C.7 days
- D.8 days
Show answer
Answer: B. 6 days
Combined rate = 1/10+1/15 = 1/6, so together they take 6 days.
Q4.If the ratio of boys to girls in a class is 3:2 and there are 30 students, how many boys are there?
- A.12
- B.15
- C.18
- D.20
Show answer
Answer: C. 18
3/5 of 30 = 18 boys.
Q5.What is 15% of 200?
- A.25
- B.30
- C.35
- D.40
Show answer
Answer: B. 30
15% of 200 = 30.
Q6.A shopkeeper marks up an item by 20% and then gives a 10% discount. What is the net profit percentage?
- A.6%
- B.8%
- C.10%
- D.12%
Show answer
Answer: B. 8%
Net factor = 1.2*0.9 = 1.08, i.e. 8% net profit.
Q7.If today is Wednesday, what day will it be after 100 days?
- A.Thursday
- B.Friday
- C.Saturday
- D.Sunday
Show answer
Answer: B. Friday
100 mod 7 = 2; Wednesday + 2 days = Friday.
Q8.Find the average of 10, 20, 30, 40, 50.
- A.25
- B.28
- C.30
- D.32
Show answer
Answer: C. 30
Sum=150, divided by 5 = 30.
Q9.A sum of Rs 1000 is divided between A and B in the ratio 3:2. Find A's share.
- A.Rs 500
- B.Rs 550
- C.Rs 600
- D.Rs 650
Show answer
Answer: C. Rs 600
3/5 of 1000 = Rs 600.
Q10.If a clock shows 6:00, what is the angle between the hour and minute hands?
- A.90 degrees
- B.120 degrees
- C.150 degrees
- D.180 degrees
Show answer
Answer: D. 180 degrees
At 6:00, the hands point in opposite directions, forming 180 degrees.
Q11.Find the missing number: 7, 14, 28, 56, ?
- A.98
- B.100
- C.112
- D.120
Show answer
Answer: C. 112
Each term doubles; 56*2=112.
Q12.A boat travels downstream at 20 km/h and upstream at 12 km/h. Find the speed of the boat in still water.
- A.14 km/h
- B.15 km/h
- C.16 km/h
- D.18 km/h
Show answer
Answer: C. 16 km/h
Speed in still water = (20+12)/2 = 16 km/h.
Q13.Statement: All students are hardworking. Some hardworking people are successful. Conclusion: Some students are successful. Is this conclusion valid?
- A.True
- B.False
- C.Cannot be determined
- D.Always true
Show answer
Answer: C. Cannot be determined
This is a classic invalid inference; the conclusion does not necessarily follow.
Q14.What comes next in the sequence: 2, 4, 8, 16, ?
- A.24
- B.28
- C.30
- D.32
Show answer
Answer: D. 32
Each term doubles the previous one; 16*2=32.
Q15.If the perimeter of a square is 40 cm, what is its area?
- A.80 sq cm
- B.90 sq cm
- C.100 sq cm
- D.110 sq cm
Show answer
Answer: C. 100 sq cm
Side = 40/4 = 10 cm; area = 10*10 = 100 sq cm.
Q16.A person spends 60% of income and saves the rest. If savings are Rs 8000, what is the income?
- A.Rs 18,000
- B.Rs 20,000
- C.Rs 22,000
- D.Rs 24,000
Show answer
Answer: B. Rs 20,000
Savings=40% of income; income = 8000/0.4 = Rs 20,000.
Q17.Find the odd one out: Apple, Mango, Potato, Banana
- A.Apple
- B.Mango
- C.Potato
- D.Banana
Show answer
Answer: C. Potato
Potato is a vegetable; the others are fruits.
Q18.If 5 workers can build a wall in 12 days, how many days will 10 workers take?
- A.4 days
- B.5 days
- C.6 days
- D.8 days
Show answer
Answer: C. 6 days
Doubling workers halves the time: 12/2 = 6 days.
Q19.A is twice as old as B. Five years ago, A was three times as old as B. Find B's current age.
- A.8 years
- B.10 years
- C.12 years
- D.15 years
Show answer
Answer: B. 10 years
Solving A=2B and A-5=3(B-5) gives B=10.
Q20.What is the compound interest on Rs 10,000 at 10% for 1 year, compounded annually?
- A.Rs 900
- B.Rs 1,000
- C.Rs 1,100
- D.Rs 1,200
Show answer
Answer: B. Rs 1,000
For 1 year, CI equals SI here: 10000*0.10 = Rs 1,000.
Q21.A car covers a distance in 5 hours at 60 km/h. How long will it take at 100 km/h?
- A.2 hours
- B.2.5 hours
- C.3 hours
- D.3.5 hours
Show answer
Answer: C. 3 hours
Distance=300 km; time at 100 km/h = 300/100 = 3 hours.
Q22.Find the LCM of 12 and 18.
- A.24
- B.30
- C.36
- D.48
Show answer
Answer: C. 36
The least common multiple of 12 and 18 is 36.
Q23.If x:y = 2:3 and y:z = 4:5, find x:y:z.
- A.6:9:10
- B.8:12:15
- C.2:3:5
- D.4:6:10
Show answer
Answer: B. 8:12:15
Scaling to common y: x:y:z = 8:12:15.
Q24.A shopkeeper sells an item at a loss of 10%. If the cost price is Rs 500, find the selling price.
- A.Rs 430
- B.Rs 440
- C.Rs 450
- D.Rs 460
Show answer
Answer: C. Rs 450
Selling price = 500 - 10% of 500 = Rs 450.
Q25.What is the next letter in the series: B, D, F, H, ?
- A.I
- B.J
- C.K
- D.L
Show answer
Answer: B. J
Each letter skips one, moving forward by 2; after H comes J.
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Can I attempt CSAT Aptitude Quiz multiple times?
Yes. You can attempt this quiz as many times as you like. Each attempt is recorded separately so you can track improvement in score, accuracy and time-management.
Which government exams does this quiz prepare me for?
CSAT questions appear regularly in SSC CGL, CHSL, MTS, GD; IBPS PO, Clerk; SBI PO, Clerk; RRB NTPC, Group D; UPSC prelims and most State PSC exams. The specific weightage varies by exam — check the exam pattern on the corresponding AajExam exam page for details.