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RRB JE Mathematical Operations Questions with Answers & Explanations

19 Mathematical Operations questions from the General Intelligence & Reasoning section of RRB JE, 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

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 5 + 18 − 4 × 2 ÷ 1

  1. A96
  2. B89
  3. C86
  4. D91
Show answer
Answer: (D) 91 Replace the signs: 5 × 18 + 4 ÷ 2 − 1 = 90 + 2 − 1 = 91.
Question 2

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 6 + 3 − 32 × 8 ÷ 1

  1. A26
  2. B21
  3. C18
  4. D24
Show answer
Answer: (B) 21 Replace the signs: 6 × 3 + 32 ÷ 8 − 1 = 18 + 4 − 1 = 21.
Question 3

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 9 + 5 − 64 × 8 ÷ 4

  1. A44
  2. B46
  3. C49
  4. D52
Show answer
Answer: (C) 49 Replace the signs: 9 × 5 + 64 ÷ 8 − 4 = 45 + 8 − 4 = 49.
Question 4

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 6 + 18 − 21 × 7 ÷ 3

  1. A108
  2. B105
  3. C109
  4. D111
Show answer
Answer: (A) 108 Replace the signs: 6 × 18 + 21 ÷ 7 − 3 = 108 + 3 − 3 = 108.
Question 5

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 5 + 2 − 12 × 4 ÷ 3

  1. A8
  2. B10
  3. C15
  4. D13
Show answer
Answer: (B) 10 Replace the signs: 5 × 2 + 12 ÷ 4 − 3 = 10 + 3 − 3 = 10.
Question 6

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 3 + 2 − 54 × 6 ÷ 1

  1. A13
  2. B11
  3. C17
  4. D14
Show answer
Answer: (D) 14 Replace the signs: 3 × 2 + 54 ÷ 6 − 1 = 6 + 9 − 1 = 14.
Question 7

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 4 + 20 − 10 × 5 ÷ 1

  1. A83
  2. B79
  3. C81
  4. D86
Show answer
Answer: (C) 81 Replace the signs: 4 × 20 + 10 ÷ 5 − 1 = 80 + 2 − 1 = 81.
Question 8

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 3 + 5 − 25 × 5 ÷ 5

  1. A10
  2. B15
  3. C13
  4. D16
Show answer
Answer: (B) 15 Replace the signs: 3 × 5 + 25 ÷ 5 − 5 = 15 + 5 − 5 = 15.
Question 9

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 5 + 9 − 16 × 8 ÷ 7

  1. A37
  2. B40
  3. C45
  4. D43
Show answer
Answer: (B) 40 Replace the signs: 5 × 9 + 16 ÷ 8 − 7 = 45 + 2 − 7 = 40.
Question 10

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 9 + 12 − 63 × 7 ÷ 1

  1. A116
  2. B121
  3. C118
  4. D119
Show answer
Answer: (A) 116 Replace the signs: 9 × 12 + 63 ÷ 7 − 1 = 108 + 9 − 1 = 116.

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Question 11

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 8 + 15 − 8 × 4 ÷ 5

  1. A112
  2. B117
  3. C114
  4. D120
Show answer
Answer: (B) 117 Replace the signs: 8 × 15 + 8 ÷ 4 − 5 = 120 + 2 − 5 = 117.
Question 12

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 4 + 11 − 72 × 9 ÷ 5

  1. A49
  2. B46
  3. C45
  4. D47
Show answer
Answer: (D) 47 Replace the signs: 4 × 11 + 72 ÷ 9 − 5 = 44 + 8 − 5 = 47.
Question 13

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 3 + 2 − 18 × 6 ÷ 3

  1. A9
  2. B6
  3. C4
  4. D1
Show answer
Answer: (B) 6 Replace the signs: 3 × 2 + 18 ÷ 6 − 3 = 6 + 3 − 3 = 6.
Question 14

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 8 + 15 − 12 × 3 ÷ 6

  1. A117
  2. B119
  3. C118
  4. D115
Show answer
Answer: (C) 118 Replace the signs: 8 × 15 + 12 ÷ 3 − 6 = 120 + 4 − 6 = 118.
Question 15

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 7 + 18 − 54 × 9 ÷ 6

  1. A124
  2. B127
  3. C125
  4. D126
Show answer
Answer: (D) 126 Replace the signs: 7 × 18 + 54 ÷ 9 − 6 = 126 + 6 − 6 = 126.
Question 16

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 4 + 8 − 36 × 6 ÷ 2

  1. A36
  2. B37
  3. C38
  4. D34
Show answer
Answer: (A) 36 Replace the signs: 4 × 8 + 36 ÷ 6 − 2 = 32 + 6 − 2 = 36.
Question 17

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 6 + 13 − 16 × 4 ÷ 6

  1. A77
  2. B78
  3. C76
  4. D81
Show answer
Answer: (C) 76 Replace the signs: 6 × 13 + 16 ÷ 4 − 6 = 78 + 4 − 6 = 76.
Question 18

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 3 + 12 − 25 × 5 ÷ 4

  1. A32
  2. B37
  3. C40
  4. D39
Show answer
Answer: (B) 37 Replace the signs: 3 × 12 + 25 ÷ 5 − 4 = 36 + 5 − 4 = 37.
Question 19

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 5 + 19 − 24 × 4 ÷ 8

  1. A93
  2. B88
  3. C94
  4. D91
Show answer
Answer: (A) 93 Replace the signs: 5 × 19 + 24 ÷ 4 − 8 = 95 + 6 − 8 = 93.

These are RankerClub practice questions written in the RRB JE pattern. They are not official SSC/IBPS/RRB papers.

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