## MCQ Questions for Class 8 Maths: Ch 16 Playing with Numbers

1. The generalised form of the number 33 is
(a) 10 Ã— 3 + 3
(b) 10 Ã— 3
(c) 3 + 3
(d) 3 Ã— 3 + 3
â–º (a) 10 Ã— 3 + 3

2. Which of the following statements is false?
(a) If a number is divisible by 8, it must be divisible by 4.
(b) If a number is divisible by both 9 and 10, it is divisible by 90.
(c) The sum of two consecutive odd numbers is always divisible by 4.
(d) If a number is not divisible by both 3 and 4, it is divisible by 12.
â–º (d) If a number is not divisible by both 3 and 4, it is divisible by 12.

3. Which of the given numbers is composite?
(a) 137
(b) 147
(c) 157
(d) 167
â–º (b) 147

4. If the division N Ã· 5 leaves a remainder of 0, what might be the oneâ€™s digit of N?
(a) 5
(b) Either 5 or 0
(c) 2
(d) 7
â–º (b) Either 5 or 0

5. Write in generalised form: 25
(a) 10 Ã— 5 + 2
(b) 10 Ã— 5 + 3
(c) 10 Ã— 2 + 5
(d) 10 Ã— 3 + 5
â–º (c) 10 Ã— 2 + 5

6. Which of these numbers is divisible by 6?
(a) 5782
(b) 2666
(c) 6053
(d) 8964
â–º (d) 8964

7. By which of the following number 9042 is not divisible? 2, 3, 6, and 9
(a) 2
(b) 3
(c) 9
(d) 6
â–º (c) 9

8. Write in generalised form: 85
(a) 10 Ã— 5 + 8
(b) 10 Ã— 8 + 5
(c) 10 Ã— 5 + 3
(d) 10 Ã— 3 + 5
â–º (b) 10 Ã— 8 + 5

9. What value should be given to * so that the number 653âˆ—47 is divisible by 11?
(a) 1
(b) 6
(c) 2
(d) 9
â–º (a) 1

10. N is a 5-digit number divisible by 5. If N is bigger than 10000 and smaller than 10010, what is the value of N?
(a) 10000
(b) 10010
(c) 10005
(d) 10001
â–º (c) 10005

11. When is a number always divisible by 90?
(a) If it is divisible by both 2 and 45.
(b) If it is not divisible by both 5 and 18.
(c) If it is not divisible by both 9 and 10.
(d) If it is divisible by 3 and 20.
â–º (a) If it is divisible by both 2 and 45.

12. By which of the following numbers is 477 not divisible?
(a) 3
(b) 7
(c) 53
(d) 9
â–º (b) 7

13. Write in the usual form: 10Ã—5 + 6
(a) 65
(b) 54
(c) 56
(d) 25
â–º (c) 56

14. Identify the missing digit in the number 234,4_6, if the number is divisible by 4.
(a) 2
(b) 6
(c) 4
(d) 5
â–º (d) 5

15. Write in the usual form: 100 Ã— 7 + 10 Ã— 1 + 8
(a) 871
(b) 718
(c) 178
(d) 781
â–º (b) 718

16. Which of the following is not prime?
(a) 107
(b) 127
(c) 153
(d) 197
â–º (c) 153

17. By which of the following number 168 is divisible?
(a) 5
(b) 10
(c) 9
(d) 2
â–º (d) 2

18. 32 + m is a prime number. What is the least value of 'm'?
(a) 3
(b) 5
(c) 6
(d) 4
â–º (b) 5

19. Which of the following is divisible by 12?
(a) 284382
(b) 624876
(c) 926248
(d) 746174
â–º (b) 624876

20. If a number is divisible by 9, it is also divisible by which number?
(a) 3
(b) 6
(c) 2
(d) 4
â–º (a) 3
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