Mathematical Reasoning Questions Practice Question and Answer

Q:

By interchanging the given two signs and numbers which of the following equation will be correct?
 × and +, 6 and 4

305 0

  • 1
    3 × 9 – 4 ÷ 2 + 6 = 8
    Correct
    Wrong
  • 2
    8 × 6 + 4 ÷ 2 – 5 = –5
    Correct
    Wrong
  • 3
    8 – 3 × 6 + 4 ÷ 1 = 18
    Correct
    Wrong
  • 4
    7 × 6 – 4 + 9 ÷ 3 = –7
    Correct
    Wrong
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Answer : 4. "7 × 6 – 4 + 9 ÷ 3 = –7"

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

298 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:

After interchanging the given two numbers and two signs what will be the values of equation (I) and (II) respectively?
 + and ×, 5 and 4
 I. 4 + 6 × 5 – 7 ÷ 1
 II. 5 × 3 – 4 + 8 ÷ 2

296 0

  • 1
    –9, –8
    Correct
    Wrong
  • 2
    30, –13
    Correct
    Wrong
  • 3
    20, 6
    Correct
    Wrong
  • 4
    27, –13
    Correct
    Wrong
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Answer : 4. "27, –13"

Q:

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

296 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:

Direction: Some equations have been solved on the basis of certain system. Find the correct answer for the unsolved equation on that basis.

If 2 × 16 = 8; 8 × 8 = 1; 6 × 12 = 2, then 12 × 144 =?

295 0

  • 1
    11
    Correct
    Wrong
  • 2
    12
    Correct
    Wrong
  • 3
    16
    Correct
    Wrong
  • 4
    24
    Correct
    Wrong
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Answer : 2. "12"

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