**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**