Mathematical Operation questions Practice Question and Answer

Q:

Which two symbols should be interchanged to make the following equation correct.
6 ÷ 5 + 12 × 4 – 7 =26

926 0

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

Q:

If - means ÷, + means ×, ÷ means -, × means +, then which of the following equations is correct? 

1306 0

  • 1
    36 x 4 -12 + 5 ÷ 3 = 420
    Correct
    Wrong
  • 2
    36 - 12 x 6 ÷ 3 + 4 = 60
    Correct
    Wrong
  • 3
    52 ÷ 4 + 5 × 8 - 2 = 36
    Correct
    Wrong
  • 4
    43 × 7 ÷ + 4 - 8 = 25
    Correct
    Wrong
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Answer : 3. "52 ÷ 4 + 5 × 8 - 2 = 36 "

Q:

Which two signs should be interchanged in the following equation to make it correct?
24 ÷ 8 – 5 x 5+ 3 = 13

1470 0

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

Q:

In each of the following questions, which one of the four interchanges in signs and numbers would make the given equation correct?
( 3÷4 ) + 2=2 

3504 0

  • 1
    + and÷, 2 and 3
    Correct
    Wrong
  • 2
    + and ÷, 2 and 4
    Correct
    Wrong
  • 3
    + and ÷, 3 and 4
    Correct
    Wrong
  • 4
    No interchange , 3 and 4
    Correct
    Wrong
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Answer : 1. "+ and÷, 2 and 3 "

Q:

Which of the following signs of equation are to be interchanged which will make the given equation correct?

5 + 6 ÷ 3 – 12 × 2 = 17

1752 0

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

Q:

Some equations are solved on the basis of a certain system. Find the correct answer for the unsolved equation on that basis.
33 * 11 * 3 * 6 = 115 

4820 0

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

Q:

Some equations are solved on the basis of a certain system. Find the correct answer for the unsolved equation on that basis.
7– 4 – 1 = 714, 9 – 2 – 3 = 932 8– 0–4 = ?  

3684 0

  • 1
    408
    Correct
    Wrong
  • 2
    480
    Correct
    Wrong
  • 3
    804
    Correct
    Wrong
  • 4
    840
    Correct
    Wrong
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Answer : 4. " 840 "

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)

858 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)"

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