symbol substitution Detailed Explanation And More Example

Question : 1

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

a) 8 ÷ 44 – 5 + 25 = 203

b) 9 ÷ 64 - 2 × 6 = 54

c) 56 + 12 × 34 – 12 = 102

d) 112 × 44 – 12 + 10 = 46

Question : 2

If A = '+', B = ‘-‘, C = '×' and D = '÷', then which of the following equations is correct?

a) 8 B 6 D A 4 C 3 = 15

b) 9 C 9 B 9 D A 9 = 17

c) 3 A 3 B 3 C 3 A 3 D 3 = 41

d) 8 A 8 B 8 C 8 = - 48

Question : 3

If > denotes +, < denotes -, + denotes ÷,  ^ denotes ×, - denotes =, × denotes > and = denotes <, choose the correct statement of the following.

a) 28 + 4 ^ 2 = 6 ^ 4 + 2

b) 13 > 7 < 6 + 2 = 3 ^ 4

c) 9 > 5 > 4 – 18 + 9 > 16

d) 9 < 3 < 2 > 1 × 8 ^ 2

Question : 4

If A means '×' B means ‘÷' C means '-' and D means ‘+', then 4 D 16 A 5 B 8 C 5 = ?

a) 9

b) 16

c) 13

d) 75

e) None of these

Question : 5

A means ‘+', B means '-' C means ‘×' and D means ÷, then 18 C 14 A 6 B 16 D 4 =?

a) 254

b) 238

c) 188

d) 258

e) None of these

Question : 6

If '+' means 'minus', ‘-‘, means 'multiply’, ‘÷’ means ‘plus’ and '×' means 'divide', then 10 × 5 ÷ 3 - 2 + 3 = ?

a) 5

b) $53/3$

c) 21

d) 36