Class 8 Maths Chapter 16 Playing With Numbers Quiz 8 (20 MCQs)

Quiz Instructions

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1. If 64y8 is exactly divisible by 3, then the least value of y is?

Correct Answer: A) 0.

2. A 5-digit number 212p5 is a multiple of both 3 and 11. What could be the value of p?

Correct Answer: B) 8.

3. If a number is divisible by 2, then which of the following cannot be a one's digit?

Correct Answer: B) 1.

4. The sum of all 3 digit number formed using given three digit is always divisible by

Correct Answer: B) 37.

5. Simplify 0.000 000 786 in standard form

Correct Answer: A) $7.86x10^{-7}$.

6. Find the HCF of two consecutive number is always .....

Correct Answer: B) 1.

7. The general form of 1809 is:

Correct Answer: A) 1 x 1000 + 8 x 100 + 9.

8. The value of A and B in 4A+15=B2

Correct Answer: A) A = 7, B = 6.

9. 6 can divide any number if it is divisible by 2 and 3.

Correct Answer: A) True.

10. What is the general form of the four digit number abcd?

Correct Answer: A) A. 1000a + 100b + 10c + d.

11. Is 3409122 divisible by 6?

Correct Answer: A) Yes.

12. 2 B 6+1 3 A ..... 3 8 1 ..... Here the values of A and B are .....

Correct Answer: B) A=5, B=4.

13. Which of the following number is divisible by 10?

Correct Answer: C) 450.

14. The number with unit place 0 is divisible by 10.

Correct Answer: A) True.

15. What is the L. C. M. of 10, 15 & 20?

Correct Answer: D) 60.

16. $2000000001.3578\div1000000$

Correct Answer: D) 2000.0000013578.

17. If "5A + B3 = 65" then the value of A and B is

Correct Answer: C) A = 2, B = 1.

18. What is the smallest value of m in '530m' to make it divisible by 6?

Correct Answer: D) 4.

19. The sum of a two digit number and the number obtained by reversing its digits is always divisible by .....

Correct Answer: D) 11.

20. Let abc be a three-digit number. Then, abc-cba is not divisible by:

Correct Answer: C) 18.