Question

Q1. Choose appropriate number for blank: – 7 – ( __ ) = 2

(a) 5 (b) – 5 (c) 9 (d) – 9

Q2. Multiplication of 3 and – 4

(a) – 7 (b) 12 (c) – 12 (d) 7

Q3. Multiplication of – 2 , – 7 and – 10 gives

(a) – 34 (b) 19 (c) – 140 (d) 90

Q4. Multiplication of 2 , – 5 and 0 gives

( a) 10 (b) 0 (c) – 10 (d) 7

Q5. Identify the property used in the following: 2 x 13 + 8 x 13 = ( 2+8 ) x 13

(a) Commutative (b) Closure (c) Associative (d) Distributive

Q6. Which number is multiplicative identity for the whole numbers

(a) 0 (b) 1 ( c) 2 (d) 3

Q7. What will be multiplicative inverse of – 8

(a) 8 (b 1

8

(c) –

1

8

(d) 0

Q8. Which property is reflected in the following: 7 x 5 = 5 x 7

(a) Closure (b) Commutative (c) Associative (d) Distributive

Q9. – 18 ÷2 gives

(a) 36 (b) 9 (c) – 9 (d) –16

Q10. – 6 ÷( – 3 ) gives

(a) – 9 (b) 2 (c) – 2 (d) 3

Q11. 15 divided by – 3 is equal to

(a) 12 (b) – 12 (c) – 5 (d) 5

Q12. 0 ÷ 10 gives

(a) 0 (b) 10 (c) 1 (d) – 10

Q13. Which of the following is not true

(a) 0 ÷ 2 = 0 (b) – 25 ÷ 5 = – 5 (c) 12 ÷ 0 = 12 (d) 4 ÷ 1 = 4

Q14. Which of the following is true

(a) 5 ÷ 7 = 7 ÷ 5 (b) 0 ÷ 3 = 0 ÷ 5 (c) 2 ÷ ( 3 – 1) = 2 ÷ 3 – 2 ÷ 1

(d) 4 ÷ 1 = 1 ÷ 4

Q15 . Which of the following does not represent pair of integer (a, b) such that a ÷ b = 2

(a) ( – 6 , – 3 ) (b) ( – 2 , 1) (c) (– 10 , – 5 ) (d) (8 , 4 )

THE CORRECT AND BEST ANSWER WILL BE MARK AS BRAINLIEST ANSWER!!!!!​

Answer 1

Answer:

1)------(9 )

op. c

if -7+9=2

...

2)------(-12)

3*-4= -12

.....

3)------(-140)

4)-------(0)

5)---- commutativ

hope it is helpful

Answer 2

multiplication of -2,-7 and -10