﻿ Mathematical Operations And Symbol Notations | Verbal Reasoning | Questions and Answers

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`CBSE`

### Subject

Mathematical Operations And Symbol Notations

#### Multiple Choice Questions

1.

some equations are solved on the basis of the certain system.Find the correct answer for the unsolved equation on that basis.

5 x 4 x 3 = 70
6 x 5 x 4 = 140
7 x 6 x 5 = ?

2.

If 12 (20) 16 and 21 (35) 28, then what is value of A in 48 (80) A ?

3.

A*B means multiply A by B; [email protected] means divide A by B, A ? B means add B to A and A=B means subtract B from A. Then find the value of 10*10 = 5*10 ? 50 @10.

4.

If '+' stands for "multiplication", '-' stands for "addition", 'X' stands for "division" and '÷' stands of "subtraction", then which one of the following equation is correct?

5.   Some equations are solved on the basis of a certain system. Find the correct answer for the unsolved equation on that basis.
2 * 3 = 17;  3 * 4 = 145; 5 * 2 = ?

6.

If 'x' means 'addition', '-' means 'division','÷' means 'subtraction' and '+' means 'multiplication', then which of the equation is correct?

7.

In the following question, correct the equation by interchanging two signs.

6 + 8 ÷ 4 – 4 = 8

8.

If ' * ' means subtraction ; ' - ' means division , ' □ ' means addition and ' % ' means multiplication, then find the value of: 13 □ 3 * 6 % 8 - 4 □ 14 = ?

9.

If ' -' means 'x', 'x' means '+', '+' means '÷' and '÷' means '-', then what will be the value of

40 x 12 + 3 - 6 ÷ 60 =?

10.

If X means +, + means ÷, - means x and ÷ means -, then
8 x 7 - 8 + 40 ÷ 2 = ?  Do a good deed today
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