Reasoning Quiz On Symbol And Notation

1.If ‘+’ stands for ‘÷’,  ‘×’ stands for ‘+’, ‘-‘ stands for ‘×’ and ‘÷’ stands for ‘ - ‘, then which of the following statements is correct ?
(a) 36× 6 + 7 ÷ 2 – 6 = 20
(b) 36 ÷ 6 + 3 × 5 – 3 =45
(c) 36 + 6 – 3 × 5 ÷ 3 = 24
(d) 36  - 6 + 3 × 5 ÷ 3 = 74
2.In the following equation, select correct combination of mathematical sign to replace * signs and to balance the equation.
16 * 4 * 5 * 9 * 1
(a) + ÷ = ×
(b) ÷ + = ×
(c) ×= + -
(d) + × = ÷

3. Identify the correct response from the given premises stated according to following symbols.If 
‘ – ‘ stands for division
‘ +’  stands for multiplication
‘ ÷’ stands for subtraction
‘ ×’ stands for addition
Which one of the equations is correct?
(a) 18 + 14 – 24 x 12 ÷ 16 = 12
(b) 16 x 14 – 24 ÷ 18 + 12 = -24
(c) 24 – 12 + 12 ÷ 16 x 18  = 26
(d) 18 ÷ 16 + 12 x 18 ÷ 12 = 24

4. Select the correct combination of mathematical signs to replace * signs and to balance the following equation.
7 * 5 * 5 * 4 * 10
(a) + ÷ - =
(b) x - =x
(c) x + = x
(d) + x÷ =

5. If 34 * 12 = 23, 28 * 76 = 52, 97 * 39 = 68 then what should 37 * 73 be?
(a) 32 
(b) 25
(c) 86
(d) 55

6. Select the correct combination of mathematical signs to replace * signs so as to balance the equation.
8 * 8 * 1 * 11 * 11
(a) + = ÷ - 
(b) x + = ÷
(c) ÷x + = 
(d) - + = ÷

7. Substitute the correct mathematical symbols in place of * in the following equation:
16 * 4 * 5 * 14 * 6
(a) ÷ - = ×
(b) – x +=
(c) ÷x = +
(d) ÷ + = -

8. If ‘x’ means ‘-' , ‘-' means ‘x’, ‘+’ means ‘÷' and ‘÷' means ‘-', then 
(15 - 10) ÷ (130 + 10) x 50 = ?
(a) 1800
(b) 113
(c) 2000
(d) 87

9. Substitute the arithmetical signs in the place of * in the following equation :
7 * 7 * 2 * 1 = 12
(a) x - ÷
(b) + - x
(c) x - +
(d) + x –

10. If ‘+’ means ‘÷’, ‘-'means ‘x’, ‘÷’ means ‘+’ and ‘x’ means ‘-'then 
36 x 12 + 4 ÷ 6 + 2 – 3 = ?
(a) 42 
(b) 18
(c) 40 
(d) 2

Answers:-
1. d
2. b
3. c
4. c
5. d
6. d
7. c
8. d
9. b
10.a