Mathematical Operation questions Practice Question and Answer

Q:

By interchanging which two signs the equation will be correct?
9 + 6 × 2 ÷ 4 – 6 = 15

1037 0

  • 1
    ÷ and –
    Correct
    Wrong
  • 2
    + and ×
    Correct
    Wrong
  • 3
    + and –
    Correct
    Wrong
  • 4
    × and ÷
    Correct
    Wrong
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Answer : 4. "× and ÷"

Q:

Select the option in which the numbers do NOT share the same relationship as that shared by the given pair of numbers.
(98, 107, 125)

1017 0

  • 1
    (122, 131, 149)
    Correct
    Wrong
  • 2
    (319, 328, 346)
    Correct
    Wrong
  • 3
    (73, 82, 99)
    Correct
    Wrong
  • 4
    (29, 38, 56)
    Correct
    Wrong
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Answer : 3. "(73, 82, 99)"

Q:

If two symbols, '÷' and '×' and the two numbers '2' and '8' are interchanged, what will be the value of the following equation?
4 ×8÷2=?

996 0

  • 1
    14
    Correct
    Wrong
  • 2
    15
    Correct
    Wrong
  • 3
    16
    Correct
    Wrong
  • 4
    8
    Correct
    Wrong
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Answer : 3. "16"

Q:

If + means - , - means ×, × means ÷, and ÷ means +, then what will be the value of following expression?
15 – 2 ÷ 90 × 9 + 10

976 0

  • 1
    32
    Correct
    Wrong
  • 2
    30
    Correct
    Wrong
  • 3
    40
    Correct
    Wrong
  • 4
    50
    Correct
    Wrong
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Answer : 2. "30"

Q:

In the following question, correct the equation by interchanging the two signs.
6 ÷ 17 x 51 + 6 – 12 = – 4

971 0

  • 1
    x and ÷
    Correct
    Wrong
  • 2
    + and ÷
    Correct
    Wrong
  • 3
    + and –
    Correct
    Wrong
  • 4
    – and ÷
    Correct
    Wrong
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Answer : 2. "+ and ÷"

Q:

If 49 @ 13 # 26= 98 and 57 # 13@ 247=3 then find the value of 46@23#3=?

968 0

  • 1
    6
    Correct
    Wrong
  • 2
    8
    Correct
    Wrong
  • 3
    12
    Correct
    Wrong
  • 4
    26
    Correct
    Wrong
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Answer : 1. "6"

Q:

A tree increases annually by 1/8th of its height. By how much will it increase after 2 years, if it stands today 64cm high?

929 0

  • 1
    81 cm
    Correct
    Wrong
  • 2
    75cm
    Correct
    Wrong
  • 3
    74 cm
    Correct
    Wrong
  • 4
    72 cm
    Correct
    Wrong
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Answer : 1. " 81 cm "

Q:

If the mathematical operators, ‘+’ and ‘×’ are interchanged, what will be the value of the equation 9÷ 5+10–23×2

914 0

  • 1
    3
    Correct
    Wrong
  • 2
    2
    Correct
    Wrong
  • 3
    –3
    Correct
    Wrong
  • 4
    –5
    Correct
    Wrong
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Answer : 3. "–3"

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