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CRPF CT/CISF HC Classification Questions with Answers & Explanations

19 Classification questions from the General Intelligence & Reasoning section of CRPF CT/CISF HC, each with the correct answer and a worked explanation. Try each question first, then tap Show answer to check. When you're ready, take the timed chapter-wise test to see your all-India rank.

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Question 1

Find the odd one out: 18, 27, 42, 140

  1. A140
  2. B18
  3. C42
  4. D27
Show answer
Answer: (A) 140 All except 140 are multiples of 3.
Question 2

Find the odd one out: 69, 27, 126, 117

  1. A69
  2. B117
  3. C27
  4. D126
Show answer
Answer: (A) 69 All except 69 are multiples of 9.
Question 3

Find the odd one out: 72, 66, 90, 112

  1. A112
  2. B72
  3. C66
  4. D90
Show answer
Answer: (A) 112 All except 112 are multiples of 6.
Question 4

Find the odd one out: 97, 28, 84, 70

  1. A84
  2. B97
  3. C28
  4. D70
Show answer
Answer: (B) 97 All except 97 are multiples of 7.
Question 5

Find the odd one out: 30, 36, 54, 146

  1. A146
  2. B30
  3. C54
  4. D36
Show answer
Answer: (A) 146 All except 146 are multiples of 6.
Question 6

Find the odd one out: 52, 48, 40, 121

  1. A40
  2. B52
  3. C48
  4. D121
Show answer
Answer: (D) 121 All except 121 are multiples of 4.
Question 7

Find the odd one out: 24, 54, 107, 18

  1. A18
  2. B54
  3. C107
  4. D24
Show answer
Answer: (C) 107 All except 107 are multiples of 6.
Question 8

Find the odd one out: 55, 154, 99, 59

  1. A99
  2. B154
  3. C59
  4. D55
Show answer
Answer: (C) 59 All except 59 are multiples of 11.
Question 9

Find the odd one out: 44, 165, 132, 108

  1. A44
  2. B108
  3. C132
  4. D165
Show answer
Answer: (B) 108 All except 108 are multiples of 11.
Question 10

Find the odd one out: 82, 110, 55, 154

  1. A82
  2. B110
  3. C154
  4. D55
Show answer
Answer: (A) 82 All except 82 are multiples of 11.

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Question 11

Find the odd one out: 37, 78, 54, 48

  1. A78
  2. B48
  3. C54
  4. D37
Show answer
Answer: (D) 37 All except 37 are multiples of 6.
Question 12

Find the odd one out: 58, 81, 72, 117

  1. A58
  2. B72
  3. C117
  4. D81
Show answer
Answer: (A) 58 All except 58 are multiples of 9.
Question 13

Find the odd one out: 77, 42, 28, 127

  1. A42
  2. B127
  3. C77
  4. D28
Show answer
Answer: (B) 127 All except 127 are multiples of 7.
Question 14

Find the odd one out: 20, 117, 63, 99

  1. A20
  2. B63
  3. C99
  4. D117
Show answer
Answer: (A) 20 All except 20 are multiples of 9.
Question 15

Find the odd one out: 39, 99, 77, 44

  1. A44
  2. B77
  3. C39
  4. D99
Show answer
Answer: (C) 39 All except 39 are multiples of 11.
Question 16

Find the odd one out: 107, 36, 60, 12

  1. A60
  2. B107
  3. C36
  4. D12
Show answer
Answer: (B) 107 All except 107 are multiples of 4.
Question 17

Find the odd one out: 28, 70, 91, 150

  1. A150
  2. B91
  3. C70
  4. D28
Show answer
Answer: (A) 150 All except 150 are multiples of 7.
Question 18

Find the odd one out: 93, 20, 36, 12

  1. A12
  2. B93
  3. C36
  4. D20
Show answer
Answer: (B) 93 All except 93 are multiples of 4.
Question 19

Find the odd one out: 76, 84, 24, 30

  1. A84
  2. B30
  3. C24
  4. D76
Show answer
Answer: (D) 76 All except 76 are multiples of 6.

These are RankerClub practice questions written in the CRPF CT/CISF HC pattern. They are not official SSC/IBPS/RRB papers.

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