Mathematical Reasoning Questions Practice Question and Answer

Q:

If ‘+’ means ‘÷’, ‘ ̶ ’ means ‘+’, ‘×’ means ‘ ̶ ’ and ‘÷’ means ‘×’, what will be the value of the following expression?
 [{(32 × 20) - (2 ÷ 3)} + (2 - 4)] ÷ 3

337 0

  • 1
    8
    Correct
    Wrong
  • 2
    10
    Correct
    Wrong
  • 3
    9
    Correct
    Wrong
  • 4
    6
    Correct
    Wrong
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Answer : 3. "9"

Q:

Which of the following interchange of numbers and signs would make the given equation correct?
 10 − 4 ÷ 20 + 16 × 8 = 16

345 0

  • 1
    10 and 16, × and ÷
    Correct
    Wrong
  • 2
    4 and 8, × and−
    Correct
    Wrong
  • 3
    4 and 20, + and ÷
    Correct
    Wrong
  • 4
    10 and 20, + and ×
    Correct
    Wrong
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Answer : 2. "4 and 8, × and−"

Q:

After interchanging the given two numbers and two signs what will be the values of equation (I) and (II) respectively?
– and ×, 6 and 4
 I. 7 × 6 + 8 ÷ 2 – 4
 II. 4 – 7 × 6 + 8 ÷ 2

345 0

  • 1
    27, 42
    Correct
    Wrong
  • 2
    27, 47
    Correct
    Wrong
  • 3
    27, 49
    Correct
    Wrong
  • 4
    25, 40
    Correct
    Wrong
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Answer : 1. "27, 42"

Q:

By interchanging the given two signs and numbers which of the following equation will be not correct?
 × and ÷, 2 and 6
 I. 7 – 4 × 3 ÷ 6 + 2 = 8
 II. 6 – 8 × 2 + 9 ÷ 3 = 5

295 0

  • 1
    Only II
    Correct
    Wrong
  • 2
    Neither I nor II
    Correct
    Wrong
  • 3
    Only I
    Correct
    Wrong
  • 4
    Both I and II
    Correct
    Wrong
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Answer : 4. "Both I and II"

Q:

Which two numbers from amongst the given options should be interchanged to make the given equation correct?
 248 ÷ 4 + 184 ÷ ( 4 × 6 – 2 × 8) = 77

339 0

  • 1
    8 and 4
    Correct
    Wrong
  • 2
    184 and 77
    Correct
    Wrong
  • 3
    184 and 248
    Correct
    Wrong
  • 4
    4 and 6
    Correct
    Wrong
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Answer : 3. "184 and 248"

Q:

By interchanging the given two signs which of the following equation will be correct?
 × and +

294 0

  • 1
    7 × 8 ÷ 9 + 18 – 11 = 16
    Correct
    Wrong
  • 2
    24 – 8 – 5 × 5 + 3 = 14
    Correct
    Wrong
  • 3
    5 × 10 – 15 + 20 ÷ 25 = 8
    Correct
    Wrong
  • 4
    24 × 8 + 6 ÷ 3 – 18 = 22
    Correct
    Wrong
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Answer : 4. "24 × 8 + 6 ÷ 3 – 18 = 22"

Q:

After interchanging the given two numbers and two signs what will be the values of equation (I) and (II) respectively?
× and ÷, 7 and 9

I. 8 × 3 ÷ 6 + 9 – 7
II. 9 – 7 × 1 + 6 ÷ 3

382 0

  • 1
    0, 8
    Correct
    Wrong
  • 2
    14, 16
    Correct
    Wrong
  • 3
    6, 9
    Correct
    Wrong
  • 4
    10, 11
    Correct
    Wrong
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Answer : 2. "14, 16"

Q:

If + means −, − means ×, × means ÷, and ÷ means +, what will be the value of the following expression?
 45 × 9 ÷ 12 – 5 + 3

325 0

  • 1
    34
    Correct
    Wrong
  • 2
    27
    Correct
    Wrong
  • 3
    36
    Correct
    Wrong
  • 4
    62
    Correct
    Wrong
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Answer : 4. "62"

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