UPSC CSE (Prelims) · CSAT Aptitude and Reasoning

Logical reasoning

32 practice questions, each with the answer and an explanation.

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Random questions from this topic, one at a time. You see the answer and the explanation straight after each one.

All 32 questions

  1. Sneha is heavier than Rohan. Rohan is heavier than Priya. Kabir is heavier than Sneha. Who is the lightest?
  2. Today is Wednesday. What day of the week will it be in 20 days?
  3. In a code each letter is replaced by the letter 5 places later in the alphabet (A becomes F). What is the code for HAT?
  4. Which number does not belong with the others: 15, 8, 25, 30, 5?
  5. What is the smaller angle between the hands of a clock at half past 1?
  6. If 6 machines make 6 items in 4 minutes, how many minutes do 200 machines need to make 200 items?
  7. What comes next in the sequence 8, 12, 16, 20, 24, ...?
  8. Priya is older than Arjun. Neha is older than Meera. Meera is older than Priya. Who is the youngest?
  9. Today is Tuesday. What day of the week will it be in 10 days?
  10. At a meeting, each of 14 people shakes hands once with each of the others. How many handshakes are there?
  11. All planets orbit a star. Mars is a planet. Which conclusion must be true?
  12. Which word does not belong with the others: Monday, green, black, red, yellow?
  13. What is the smaller angle between the hands of a clock at 9 o'clock?
  14. If 4 machines make 4 items in 3 minutes, how many minutes do 200 machines need to make 200 items?
  15. Kavya is 4 times as old as Imran. In 5 years Kavya will be 3 times as old as Imran. How old is Imran now?
  16. Imran is taller than Sneha. Arjun is taller than Imran. Sneha is taller than Meera. Who is the tallest?
  17. In a code each letter is replaced by the letter 2 places later in the alphabet (A becomes C). What is the code for PEN?
  18. Which number is not a perfect square: 49, 70, 4, 36, 1?
  19. Rohan is older than Kabir. Priya is older than Rohan. Who is the youngest?
  20. Which number is not a perfect square: 81, 4, 16, 64, 98?
  21. What is the smaller angle between the hands of a clock at half past 2?
  22. Kavya is 4 times as old as Arjun. In 5 years Kavya will be 3 times as old as Arjun. How old is Arjun now?
  23. In the sequence 1, 6, 7, 13, 20, ... each term is the sum of the two before it. What comes next?
  24. Vikram is older than Sneha. Rohan is older than Neha. Neha is older than Vikram. Who is the youngest?
  25. Today is Friday. What day of the week will it be in 200 days?
  26. In a code each letter is replaced by the letter 3 places later in the alphabet (A becomes D). What is the code for BOX?
  27. All birds have wings. An object has the same property. Which statement is correct?
  28. Which number is not a perfect square: 64, 100, 40, 49, 16?
  29. If 5 machines make 5 items in 10 minutes, how many minutes do 200 machines need to make 200 items?
  30. In the sequence 2, 9, 11, 20, 31, ... each term is the sum of the two before it. What comes next?
  31. Meera is faster than Neha. Neha is faster than Arjun. Who is the slowest?
  32. Today is Thursday. What day of the week will it be in 200 days?

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