**Q1. If a = ×, b = ÷, c = +, d = –, then find the value of 7 a 5 c 1 b 6 d 10 ?**

(a) 151/6

(b) 121/7

(c) 125/6

(d) None of these

**Q2. If × means –, + means ÷, – means × and ÷ means +, then 15 – 2 ÷ 900 + 90 × 100 = ?**

(a) –30

(b) –60

(c) –90

(d) 100

**Q3. If P denotes ÷, Q denotes ×, R denotes + and S denotes –, then 18 Q 12 P 4 R 5 S 6 = ?**

(a) 36

(b) 64

(c) 53

(d) 55

**Q4. If – means ÷, + means ×, ÷ means –, × means +, then which one of the following is true?**

(a) 52 ÷ 4 + 5 × 8 – 2 = 36

(b) 43 × 7 ÷ 5 + 4 – 8 = 25

(c) 36 × 4 – 12 + 5 ÷ 3 = 420

(d) 36 – 12 × 6 ÷ 3 + 4 = 60

**Q5. Which of the following two signs must be Interchanged to make the following equation correct?**

10 + 10 ÷ 10 – 10 × 10 = 10

(a) ÷ and –

(b) + and ×

(c) ÷ and ×

(d) ÷ and +

**Q6.In a certain code language, ‘+’ represents ‘x’, ‘-‘ represents ‘+’, ‘x’ represents ‘÷’ and ‘÷’ represents ‘-‘. What is the answer to the following question? **

642 x 6 ÷ 25 + 4 = ?

(a) 11

(b) 64

(c) 18

(d) 7

**Q7.In a certain code language, ‘+’ represents ‘x’, ‘-‘ represents ‘+’, ‘x’ represents ‘÷’ and ‘÷’ represents ‘-‘. What is the answer to the following question? **

24 x 6 – 8 + 2 = ?

(a) 25

(b) 50

(c) 40

(d) 20

**Q8. In a certain code language, ‘+’ represents ‘×’, ‘–’ represents ‘+’, ‘×’ represents ‘÷’ and ‘÷’ represents ‘–’. What is the answer to the following question? **

54 × 9 – 3 ÷ 4 =?

(a) 10

(b) 5

(c) 2

(d) 8

**Q9. In a certain code language, ‘+’ represents ‘x’, ‘-‘ represents ‘+’, ‘x’ represents ‘÷’ and ‘÷’ represents ‘-‘. What is the answer to the following question? **

825 × 25 – 27 ÷ 10 = ?

(a) 100

(b) 50

(c) 25

(d) 20

**Q10.In a certain code language, ‘+’ represents ‘x’, ‘-‘ represents ‘+’, ‘x’ represents ‘÷’ and ‘÷’ represents ‘-‘. What is the answer to the following question? **

**75 – 5 + 25 ÷ 125 = ?**

(a) 5

(b) 10

(c) 3

(d) 75

**Solutions**

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