CSAT Quiz - Competitive Exams UPSC

Free practice quiz: CSAT (Competitive Exams UPSC). 63 multiple-choice questions with answers and explanations. Play online, no sign-up needed.

This Competitive Exams UPSC practice quiz has 63 multiple-choice questions on CSAT. Try the 5 sample questions below (tap an option to check yourself), then play the full quiz online. No sign-up needed.

Sample questions

1. If a number is increased by 20% and then decreased by 20%, the net change is:

   1. 4% increase
   2. No change
   3. 4% decrease
   4. 2% decrease
   Show answer

   Answer: C. 4% decrease

2. Statements: All roses are flowers. Some flowers fade quickly. Conclusion: Some roses fade quickly. This conclusion is:

   1. Irrelevant to the statements
   2. Definitely true
   3. Definitely false
   4. Possibly true but not definite
   Show answer

   Answer: D. Possibly true but not definite

3. Three partners A, B, and C invest Rs. 20,000, Rs. 30,000, and Rs. 50,000 respectively. At the end of the year, the profit is Rs. 2,00,000. What is B's share?

   1. Rs. 60,000
   2. Rs. 80,000
   3. Rs. 1,00,000
   4. Rs. 40,000
   Show answer

   Answer: A. Rs. 60,000

4. What is the least number that must be added to 2497 so that the sum is exactly divisible by 5, 6, 4, and 3?

   1. 23
   2. 22
   3. 21
   4. 20
   Show answer

   Answer: A. 23

5. A family consists of six members: P, Q, R, S, T, and U. Q is the son of R but R is not the mother of Q. P and R are a married couple. T is the brother of R. S is the daughter of P. U is the brother of Q. How many children does P have?

   1. Three
   2. One
   3. Two
   4. Four
   Show answer

   Answer: A. Three

More questions in this quiz

Answers and explanations are in the full quiz.

1. The average of first 20 natural numbers is:
2. If A : B = 2 : 3 and B : C = 4 : 5, then A : C is:
3. The simple interest on a sum at 8% per annum for 3 years is Rs. 1,200. The principal is:
4. In a certain code, 'CAT' is written as 'FDW'. How is 'DOG' written in that code?
5. Pointing to a photograph, a man said, 'She is the daughter of my grandfather's only son.' How is the woman related to the man?
6. A man walks 5 km north, turns right and walks 3 km, turns right and walks 5 km. How far is he from the starting point?
7. Find the next number in the series: 2, 6, 12, 20, 30, ?
8. Two pipes A and B can fill a tank in 12 and 15 hours respectively. If both are opened together, the tank will be filled in:
9. A boat covers 24 km upstream and 36 km downstream in 6 hours, while it covers 36 km upstream and 24 km downstream in 6.5 hours. The speed of the stream is:
10. The compound interest on Rs. 10,000 at 10% per annum for 2 years, compounded annually, is:
11. In a class of 60 students, 30 play cricket, 25 play football, and 10 play both. How many play neither?
12. A sum of money doubles itself in 8 years at simple interest. In how many years will it become four times?
13. In how many ways can the letters of the word 'LEADER' be arranged?
14. The number of diagonals in a regular octagon is:
15. A clock shows 3:45. What is the angle between the hour hand and the minute hand?
16. A container has a mixture of milk and water in the ratio 5:3. If 16 litres of the mixture is replaced with water, the new ratio becomes 3:5. What was the original quantity of the mixture?
17. The calendar for the year 2007 will be the same for which of the following years?
18. Two trains of lengths 150 m and 250 m run on parallel tracks in opposite directions at 54 km/h and 36 km/h. Time taken to cross each other is:
19. A bag contains 5 red, 4 blue, and 3 green balls. Two balls are drawn at random. What is the probability that both are of the same colour?
20. What is the remainder when 7^84 is divided by 342?
21. A shopkeeper marks up an item by 40% and then offers a discount of 25% on the marked price. What is his profit percentage?
22. If 25% of a number is added to 75, the result is the number itself. What is the number?
23. A dishonest dealer sells goods at cost price but uses a weight of 800 grams instead of 1 kg. What is his profit percentage?
24. What is the probability of getting a sum of 9 when two fair dice are thrown?
25. A and B together can complete a work in 12 days. B and C together can complete it in 15 days, while A and C together can complete it in 20 days. In how many days can A alone finish the work?
26. The value of (0.6 × 0.6 × 0.6 + 0.4 × 0.4 × 0.4) / (0.6 × 0.6 - 0.6 × 0.4 + 0.4 × 0.4) is:
27. If the sum of the ages of a father and his son is 50 years and the difference is 26 years, what is the son's age?
28. A rectangular garden is 60 m long and 40 m wide. A path of uniform width 2 m runs around the garden inside it. What is the area of the path?
29. In a certain code language, 'MOUSE' is written as 'NPVTF'. How is 'TIGER' written in that code?
30. A is the brother of B. B is the sister of C. C is the father of D. How is A related to D?
31. If in a certain year 1st January is a Monday, what day of the week will be 1st March of the same year (assume it is not a leap year)?
32. Find the next term in the series: 3, 7, 15, 31, 63, ?
33. Which number will replace the question mark in the series: 1, 4, 9, 16, 25, 36, ?
34. The sum of the present ages of a mother and her daughter is 60 years. Six years ago, the mother's age was five times the daughter's age. What is the mother's present age?
35. A cone, a hemisphere, and a cylinder stand on equal bases and have the same height. What is the ratio of their volumes?
36. In a class, the ratio of boys to girls is 3:2. If 20% of boys and 25% of girls wear spectacles, what percentage of the total students wear spectacles?
37. A sum of money at compound interest amounts to Rs. 1,210 in 2 years and to Rs. 1,331 in 3 years. What is the rate of interest per annum?
38. In a row of 40 students, Ravi is 12th from the left and Suresh is 15th from the right end. How many students are there between Ravi and Suresh?
39. A clock takes 6 seconds to strike 6. How much time will it take to strike 12?
40. Which of the following best describes the primary focus of the CSAT Paper II in the UPSC Civil Services Examination?
41. In the context of the UPSC CSAT, what is the key implication of the 'negative marking' scheme?
42. Which of the following is NOT a component typically tested under the 'Interpersonal and Communication Skills' section of CSAT?
43. Consider the following statement: 'All government policies are implemented through the bureaucracy.' Which of the following is the most logical inference from this statement?
44. A statement followed by two conclusions is given. Statement: 'Some doctors are researchers.' Conclusion I: 'All researchers are doctors.' Conclusion II: 'Some researchers are doctors.' Which conclusion(s) logically follow(s)?
45. In a certain language, 'go home' is coded as 'pa da', 'home sweet' is coded as 'da na', and 'sweet voice' is coded as 'na ta'. What is the code for 'voice'?
46. A cube is painted red on all faces and then cut into 27 smaller equal cubes. How many small cubes have no face painted?
47. Which one of the following is the most appropriate definition of 'emotional intelligence' as tested in CSAT?
48. A person has to travel from point A to point B. He travels the first half of the distance at 30 km/h and the second half at 20 km/h. What is his average speed for the entire journey?
49. If the ratio of the ages of two persons is 4:5 and the sum of their ages is 72 years, what is the age of the younger person?
50. What is the probability that a number selected at random from the first 50 natural numbers is a multiple of 5?
51. A sum of money becomes Rs. 13,380 after 3 years and Rs. 20,070 after 6 years on compound interest. What is the principal amount?
52. The perimeter of a rhombus is 40 cm and one of its diagonals is 12 cm. What is the length of the other diagonal?
53. Which of the following is a key feature of the 'Right to Information' as conceptually tested in CSAT's decision-making questions?
54. A train overtakes two persons who are walking in the same direction in which the train is going, at the rate of 2 km/h and 4 km/h, and passes them completely in 9 and 10 seconds respectively. What is the length of the train?
55. The value of (1 - 1/2)(1 - 1/3)(1 - 1/4)...(1 - 1/10) is:
56. A man buys two watches for Rs. 1,500 each. He sells one at a loss of 10% and the other at a profit of 10%. What is his overall profit or loss?
57. In a certain code, 'TABLE' is written as 'UBCMF'. How is 'CHAIR' written in that code?
58. A, B, C, D, and E are sitting on a bench. A is sitting next to B, C is sitting next to D, D is not sitting with E who is on the left end of the bench. C is on the second position from the right. A is to the right of B and E. A and C are sitting together. In which position is A sitting?

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