Question

I. Multiple Choice Questions from Integers
1. (-20) × (-5) is equal to
(a) 100 (b) – 100 (c) 20 (d) 5
2. (-30) × 20 is equal to
(a) 600 (b) -600 (c) 50 (d) 10
3. 0 × (-5) is equal to
(a) 0 (b) 5 (c) -5 (d) 1
4. (-10) × 0 × (-15) is equal to
(a) 0 (b) 10 (c) 15 (d) 150
5. If 16 ÷ x = 16, then x is equal to
(a) 1 (b) 2 (c) 4 (d) 16
6. The additive identity for integers is
(a) 1 (b) -1 (c) 0 (d) none of these
7. The multiplicative identity for integers is
(a) 1 (b) -1 (c) 0 (d) none of these
8. a × (b + c) = a × b + a × c is called
(a) commutative property (b) associative property
(c) distributive property (d) closure property.
9. If (-50) ÷ x = 1, then x is equal to
(a) 1 (b) 50 (c) -50 (d) 10
10. (-9) ÷ (-1) is equal to
(a) 1 (b) 9 (c) -1 (d) -9

Answer 1

Answer:

1) a)100

2) b)-600

3) a)0

4) a)0

5) a)1

6)

7)

8)

9) c)-50

10) b)9

Step-by-step explanation:

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Answer 2

Answer:

1. a
2. d
3. c
4. a
5. c
6. d
7. c
8. a
9. a
10. d

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