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

Q 1 - 23 + 7 - 7 + 8 + 4 - 6

Options :

A - 34

B - 98

C - 17

D - 27

### Explanation

23 - 7 + 7 - 8 - 4 + 6 = 17. So option C 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 - 32 + 64 - 48

Options :

A - 78

B - 59

C - 90

D - 98

### Explanation

43 + 75 - 59 = 118 - 59 = 59

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

Q 3 - (95 × 19)/25

Options :

A - 130

B - 145

C - 125

D - 189

### Explanation

(95/19) × 25 = 5 × 25 = 125

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

Q 4 - 15 + 8 + 9 - 17 - 18 - 19

Options :

A - 67

B - 87

C - 98

D - 52

### Explanation

15 - 8 - 9 + 17 + 18 + 19 = 52.

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 - 771 + 642 - 307

Options :

A - 1217

B - 1777

C - 1888

D - 1556

### Explanation

882 + 753 - 418 = 1217

Directions for question − If

‘+’ = ’×’

‘-‘ = ’+’

‘×’ = ’÷’

’÷’ = ‘-‘

Then answer the following question based on this information.

Q 6 - 20 ÷ 4 + 7 × 1 - 3 =

Options :

A - -5

B - 5

C - 8

D - 4

### Explanation

Replacing the symbols the result will be 5.

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

### 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

### Explanation

Replacing symbols the result will be 8.

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

Q 9 - 15 + 5 - 6

Options :

A - 16

B - 12

C - 10

D - 19

### Explanation

15 - 5 + 6 = 16. Hence option A is correct.

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 