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LIC AAO Mathematical Operations Questions with Answers & Explanations

20 Mathematical Operations questions from the Reasoning Ability section of LIC AAO, 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: 9 + 8 − 8 × 2 ÷ 1

  1. A75
  2. B74
  3. C76
  4. D70
  5. E80
Show answer
Answer: (A) 75 Replace the signs: 9 × 8 + 8 ÷ 2 − 1 = 72 + 4 − 1 = 75.
Question 2

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 2 + 9 − 56 × 7 ÷ 9

  1. A15
  2. B14
  3. C17
  4. D18
  5. E20
Show answer
Answer: (C) 17 Replace the signs: 2 × 9 + 56 ÷ 7 − 9 = 18 + 8 − 9 = 17.
Question 3

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 6 + 8 − 14 × 2 ÷ 9

  1. A45
  2. B51
  3. C47
  4. D46
  5. E43
Show answer
Answer: (D) 46 Replace the signs: 6 × 8 + 14 ÷ 2 − 9 = 48 + 7 − 9 = 46.
Question 4

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 6 + 18 − 30 × 5 ÷ 2

  1. A115
  2. B112
  3. C113
  4. D109
  5. E111
Show answer
Answer: (B) 112 Replace the signs: 6 × 18 + 30 ÷ 5 − 2 = 108 + 6 − 2 = 112.
Question 5

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 9 + 13 − 40 × 5 ÷ 3

  1. A122
  2. B120
  3. C124
  4. D117
  5. E123
Show answer
Answer: (A) 122 Replace the signs: 9 × 13 + 40 ÷ 5 − 3 = 117 + 8 − 3 = 122.
Question 6

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 7 + 2 − 12 × 6 ÷ 6

  1. A13
  2. B10
  3. C9
  4. D11
  5. E7
Show answer
Answer: (B) 10 Replace the signs: 7 × 2 + 12 ÷ 6 − 6 = 14 + 2 − 6 = 10.
Question 7

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 8 + 19 − 28 × 4 ÷ 2

  1. A152
  2. B154
  3. C156
  4. D160
  5. E157
Show answer
Answer: (E) 157 Replace the signs: 8 × 19 + 28 ÷ 4 − 2 = 152 + 7 − 2 = 157.
Question 8

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 9 + 7 − 12 × 2 ÷ 4

  1. A65
  2. B60
  3. C68
  4. D67
  5. E70
Show answer
Answer: (A) 65 Replace the signs: 9 × 7 + 12 ÷ 2 − 4 = 63 + 6 − 4 = 65.
Question 9

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 2 + 4 − 28 × 4 ÷ 5

  1. A9
  2. B5
  3. C10
  4. D15
  5. E11
Show answer
Answer: (C) 10 Replace the signs: 2 × 4 + 28 ÷ 4 − 5 = 8 + 7 − 5 = 10.
Question 10

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 7 + 18 − 15 × 3 ÷ 3

  1. A123
  2. B130
  3. C128
  4. D133
  5. E129
Show answer
Answer: (C) 128 Replace the signs: 7 × 18 + 15 ÷ 3 − 3 = 126 + 5 − 3 = 128.

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Question 11

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

  1. A15
  2. B13
  3. C17
  4. D14
  5. E12
Show answer
Answer: (D) 14 Replace the signs: 4 × 4 + 24 ÷ 4 − 8 = 16 + 6 − 8 = 14.
Question 12

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 9 + 5 − 15 × 5 ÷ 9

  1. A40
  2. B39
  3. C44
  4. D37
  5. E42
Show answer
Answer: (B) 39 Replace the signs: 9 × 5 + 15 ÷ 5 − 9 = 45 + 3 − 9 = 39.
Question 13

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 7 + 4 − 18 × 3 ÷ 3

  1. A28
  2. B30
  3. C36
  4. D31
  5. E33
Show answer
Answer: (D) 31 Replace the signs: 7 × 4 + 18 ÷ 3 − 3 = 28 + 6 − 3 = 31.
Question 14

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 8 + 5 − 42 × 7 ÷ 1

  1. A47
  2. B45
  3. C48
  4. D46
  5. E43
Show answer
Answer: (B) 45 Replace the signs: 8 × 5 + 42 ÷ 7 − 1 = 40 + 6 − 1 = 45.
Question 15

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 9 + 12 − 14 × 2 ÷ 5

  1. A113
  2. B109
  3. C115
  4. D108
  5. E110
Show answer
Answer: (E) 110 Replace the signs: 9 × 12 + 14 ÷ 2 − 5 = 108 + 7 − 5 = 110.
Question 16

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 3 + 6 − 27 × 3 ÷ 1

  1. A26
  2. B28
  3. C24
  4. D27
  5. E31
Show answer
Answer: (A) 26 Replace the signs: 3 × 6 + 27 ÷ 3 − 1 = 18 + 9 − 1 = 26.
Question 17

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 5 + 2 − 8 × 2 ÷ 1

  1. A15
  2. B18
  3. C13
  4. D11
  5. E14
Show answer
Answer: (C) 13 Replace the signs: 5 × 2 + 8 ÷ 2 − 1 = 10 + 4 − 1 = 13.
Question 18

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 2 + 8 − 6 × 3 ÷ 8

  1. A15
  2. B5
  3. C12
  4. D13
  5. E10
Show answer
Answer: (E) 10 Replace the signs: 2 × 8 + 6 ÷ 3 − 8 = 16 + 2 − 8 = 10.
Question 19

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 6 + 6 − 12 × 3 ÷ 1

  1. A40
  2. B34
  3. C39
  4. D41
  5. E44
Show answer
Answer: (C) 39 Replace the signs: 6 × 6 + 12 ÷ 3 − 1 = 36 + 4 − 1 = 39.
Question 20

If '+' means '×', '−' means '+', '×' means '÷' and '÷' means '−', what is the value of: 2 + 5 − 36 × 9 ÷ 8

  1. A5
  2. B6
  3. C1
  4. D3
  5. E7
Show answer
Answer: (B) 6 Replace the signs: 2 × 5 + 36 ÷ 9 − 8 = 10 + 4 − 8 = 6.

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

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