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 - (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 - 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 0 is written as *

1 is written as .

2 is written as .*

3 is written as ..

4 is written as .** answer the following

Q 3 - Which of the following will represent the value of the expressions 5 × 8/2= ?

Options :

A - **..

B - **…

C - ..*..

D - .*.**

Answer : D

Explanation

.*.** = 16 + 0 + 4 + 0 + 0 = 20.

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

Q 4 - (52 × 13)/4

Options :

A - 18

B - 17

C - 16

D - 10

Answer : C

Explanation

(52/13) × 4 = 4 × 4 = 16.

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 - 48 - 24 - 26 - 22

Options :

A - -26

B - -36

C - -46

D - -56

Answer : C

Explanation

59 - 35 - 37 - 33 = 59 - 105 = -46.

Directions for question − If

‘+’ = ’×’

‘-‘ = ’+’

‘×’ = ’÷’

’÷’ = ‘-‘

Then answer the following question based on this information.

Q 6 - 28 ÷ 5 - 3 × 1 + 7 =

Options :

A - 42

B - 44

C - 43

D - 45

Answer : B

Explanation

Replacing the symbols the result will be 44.

Find out the two signs to be interchanged for making the equation correct

Q 7 - 50/50 + 50 × 50 - 50 = 50

Options :

A - + and –

B - + and ×

C - × and /

D - + and /

Answer : D

Explanation

By making changes as suggested in option B, we will get the solution as given on the RHS side.

Find out the two signs to be interchanged for making the equation correct

Q 8 - 55 × 3 + 7/1 - 7 = 101

Options :

A - – and ×

B - – and +

C - – and /

D - None of the above

Answer : A

Explanation

By making changes as suggested in option A, we will get the solution as given on the RHS side.

Find out the two signs to be interchanged for making the equation correct

Q 9 - 13 × 13 - 1 + 1/13 = 1

Options :

A - / and +

B - / and ×

C - / and –

D - None of these

Answer : B

Explanation

By making changes as suggested in option B, we will get the solution as given on the RHS side.

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

Q 10 - 32 + 8 - 16 + 8 - 4 - 6

Options :

A - 32

B - 91

C - 16

D - 21

Answer : C

Explanation

32/8 + 16/8 + 4 + 6 = 16. So option C Is correct.

reasoning_mathematical_operations.htm
Advertisements