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KVS PRT/TGT/PGT Mathematical Operations Questions with Answers & Explanations

17 Mathematical Operations questions from the Reasoning Ability section of KVS PRT/TGT/PGT, 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: 7 + 19 − 42 × 7 ÷ 5

  1. A129
  2. B134
  3. C135
  4. D139
Show answer
Answer: (B) 134 Replace the signs: 7 × 19 + 42 ÷ 7 − 5 = 133 + 6 − 5 = 134.
Question 2

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 7 + 15 − 24 × 6 ÷ 7

  1. A102
  2. B99
  3. C101
  4. D105
Show answer
Answer: (A) 102 Replace the signs: 7 × 15 + 24 ÷ 6 − 7 = 105 + 4 − 7 = 102.
Question 3

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 6 + 5 − 40 × 5 ÷ 5

  1. A30
  2. B34
  3. C38
  4. D33
Show answer
Answer: (D) 33 Replace the signs: 6 × 5 + 40 ÷ 5 − 5 = 30 + 8 − 5 = 33.
Question 4

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 4 + 7 − 42 × 6 ÷ 4

  1. A36
  2. B28
  3. C30
  4. D31
Show answer
Answer: (D) 31 Replace the signs: 4 × 7 + 42 ÷ 6 − 4 = 28 + 7 − 4 = 31.
Question 5

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 8 + 14 − 81 × 9 ÷ 4

  1. A118
  2. B120
  3. C112
  4. D117
Show answer
Answer: (D) 117 Replace the signs: 8 × 14 + 81 ÷ 9 − 4 = 112 + 9 − 4 = 117.
Question 6

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 2 + 4 − 24 × 8 ÷ 9

  1. A7
  2. B5
  3. C3
  4. D2
Show answer
Answer: (D) 2 Replace the signs: 2 × 4 + 24 ÷ 8 − 9 = 8 + 3 − 9 = 2.
Question 7

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 8 + 4 − 21 × 3 ÷ 1

  1. A39
  2. B35
  3. C38
  4. D41
Show answer
Answer: (C) 38 Replace the signs: 8 × 4 + 21 ÷ 3 − 1 = 32 + 7 − 1 = 38.
Question 8

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 4 + 6 − 24 × 4 ÷ 3

  1. A27
  2. B29
  3. C26
  4. D32
Show answer
Answer: (A) 27 Replace the signs: 4 × 6 + 24 ÷ 4 − 3 = 24 + 6 − 3 = 27.
Question 9

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 9 + 18 − 16 × 2 ÷ 4

  1. A165
  2. B166
  3. C163
  4. D167
Show answer
Answer: (B) 166 Replace the signs: 9 × 18 + 16 ÷ 2 − 4 = 162 + 8 − 4 = 166.
Question 10

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 3 + 4 − 36 × 6 ÷ 4

  1. A15
  2. B11
  3. C19
  4. D14
Show answer
Answer: (D) 14 Replace the signs: 3 × 4 + 36 ÷ 6 − 4 = 12 + 6 − 4 = 14.

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Question 11

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 2 + 8 − 30 × 6 ÷ 5

  1. A19
  2. B16
  3. C14
  4. D13
Show answer
Answer: (B) 16 Replace the signs: 2 × 8 + 30 ÷ 6 − 5 = 16 + 5 − 5 = 16.
Question 12

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 6 + 8 − 30 × 5 ÷ 8

  1. A49
  2. B46
  3. C43
  4. D45
Show answer
Answer: (B) 46 Replace the signs: 6 × 8 + 30 ÷ 5 − 8 = 48 + 6 − 8 = 46.
Question 13

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 9 + 10 − 18 × 9 ÷ 7

  1. A83
  2. B88
  3. C86
  4. D85
Show answer
Answer: (D) 85 Replace the signs: 9 × 10 + 18 ÷ 9 − 7 = 90 + 2 − 7 = 85.
Question 14

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 8 + 5 − 28 × 7 ÷ 5

  1. A44
  2. B39
  3. C40
  4. D38
Show answer
Answer: (B) 39 Replace the signs: 8 × 5 + 28 ÷ 7 − 5 = 40 + 4 − 5 = 39.
Question 15

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 3 + 16 − 16 × 8 ÷ 7

  1. A41
  2. B38
  3. C42
  4. D43
Show answer
Answer: (D) 43 Replace the signs: 3 × 16 + 16 ÷ 8 − 7 = 48 + 2 − 7 = 43.
Question 16

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 6 + 14 − 16 × 2 ÷ 6

  1. A86
  2. B87
  3. C83
  4. D84
Show answer
Answer: (A) 86 Replace the signs: 6 × 14 + 16 ÷ 2 − 6 = 84 + 8 − 6 = 86.
Question 17

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 4 + 6 − 40 × 5 ÷ 8

  1. A26
  2. B23
  3. C19
  4. D24
Show answer
Answer: (D) 24 Replace the signs: 4 × 6 + 40 ÷ 5 − 8 = 24 + 8 − 8 = 24.

These are RankerClub practice questions written in the KVS PRT/TGT/PGT pattern. They are not official SSC/IBPS/RRB papers.

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