Mathematical Operations Online Quiz


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Following quiz provides Multiple Choice Questions (MCQs) related to Mathematical Operations. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.

Questions and Answers

In the given question if + means -, × means /, - means + and / means × then find out the answer of the following question.

Q 1 - (108 × 9) × 4/5

Options :

A - 25

B - 45

C - 15

D - 17

Answer : C

Explanation

108/9 = 12. 12/4 = 3. 3 × 5 = 15.

If 0 is to be replaced by 1, 1 is replaced by 2……. 7 is replaced by 8 and 8 is replaced by 9 and 9 is replaced by 0. Then answer the following question.

Q 2 - 25 + 24 + 45 - 64

Options :

A - 55

B - 56

C - 54

D - 52

Answer : D

Explanation

36 + 35 + 56 - 75 = 52.

If + means -, × means /, - means + and / means × then find out the answer of the following question.

Q 3 - (48 × 6)/4

Options :

A - 34

B - 32

C - 30

D - 36

Answer : B

Explanation

(48/6) × 4 = 8 × 4 = 32

If + means -, × means /, - means + and / means × then find out the answer of the following question.

Q 4 - 47 + 55 - 63 - 48

Options :

A - 109

B - 103

C - 107

D - 110

Answer : B

Explanation

47 - 55 + 63 + 48 = 158 - 55 = 103

If 0 is to be replaced by 1, 1 is replaced by 2……. 7 is replaced by 8 and 8 is replaced by 9 and 9 is replaced by 0. Then answer the following question.

Q 5 - 811 - 772 - 655 =

Options :

A - -727

B - -876

C - -564

D - -765

Answer : A

Explanation

922 - 883 - 766 = -727. Hence the option A is correct.

Directions for question − If

‘+’ = ’×’

‘-‘ = ’+’

‘×’ = ’÷’

’÷’ = ‘-‘

Then answer the following question based on this information.

Q 6 - 15 + 3 × 1 - 3 ÷ 3 =

Options :

A - 5

B - 10

C - 15

D - 20

Answer : C

Explanation

Replacing the symbols the result will be 15.

Give interchanges −

Q 7 - Signs + and × and numbers 5 and 6

Options :

A - 25 × 6 - 5 + 3 = 12

B - 25 × 3 - 5 + 6 = 12

C - 25 × 6 - 3 + 5 = 12

D - 25 × 3 - 6 + 5 = 12

Answer : A

Explanation

By interchanging the required parameters in option A, we will get 12.

Directions for questions − If

‘+’ = ’×’

‘-‘ = ’+’

‘×’ = ’/’

’/’ = ‘-‘

Then answer the following questions based on this information

Q 8 - 7/1 - 3 × 3 + 2 =

Options :

A - 7

B - 8

C - 0

D - 19

Answer : B

Explanation

Replacing symbols the result will be 8.

Give interchanges −

Q 9 - Signs + and - and numbers 2 and 5

Options :

A - 5 - 29 + 30/2 = 25

B - 5 + 29 - 30/2 = 25

C - 29 - 5 + 2/30 = 26

D - 29 - 5 + 30/2 = 26

Answer : A

Explanation

By interchanging the required parameters in option A, we will get 25.

In the given question if + means -, × means /, - means + and / means × then find out the answer of the following question.

Q 10 - 45 + 65 + 35 + 65 - 10

Options :

A - -110

B - -118

C - -117

D - 109

Answer : A

Explanation

45 - 65 - 35 - 65 + 10 = -110. Hence option A is correct.


reasoning_mathematical_operations.htm

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