Mathematical Operations Online Quiz



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 - 65 + 34 + 45 + 65 - 95

Options :

A - 16

B - 19

C - 18

D - 15

Answer : A

Explanation

65 - 34 - 45 - 65 + 95 = 16. So option A is correct.

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 - 54 + 37 + 38

Options :

A - 161

B - 162

C - 156

D - 178

Answer : B

Explanation

By changing the numbers, we get that 65 + 48 + 49 = 162.

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

Q 3 - (78 × 13)/12

Options :

A - 56

B - 72

C - 98

D - 97

Answer : B

Explanation

By interchanging the signs, we get (78/13) × 12 = 6 × 12 =72.

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

Q 4 - 105 - 107 - 217 + 118

Options :

A - 411

B - 611

C - 311

D - 811

Answer : C

Explanation

105 + 107 + 217 - 118 = 311. Hence the result.

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 - 471 + 82 - 107

Options :

A - 765

B - 344

C - 554

D - 457

Answer : D

Explanation

582 + 93 - 218 = 457.

Directions for question − If

+ = ×

- = +

× = ÷

÷ = -

Then answer the following question based on this information.

Q 6 - 17 - 3 ÷ 4 + 15 × 3 =

Options :

A - -1

B - +1

C - 0

D - None of the above

Answer : C

Explanation

Replacing the symbols the result will be 0.

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 - 23 - 3/1 + 15 × 5 =

Options :

A - 22

B - 23

C - 24

D - 25

Answer : B

Explanation

Replacing symbols the result will be 23.

Give interchanges −

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

Options :

A - 5 - 7 + 2/1 = 4

B - 5 + 7 - 2/1 = 4

C - 7 - 5 + 2/1 = 3

D - 7 - 5 + 1/2 = 3

Answer : A

Explanation

By interchanging the required parameters in option A, we will get 4.

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

Q 10 - 45 × 5/3

Options :

A - 30

B - 27

C - 18

D - 19

Answer : B

Explanation

45/5 × 3 = 9 × 3 = 27.

reasoning_mathematical_operations.htm
Advertisements