# Playing With Numbers – CBSE Class 6 Mathematics

Extra Questions for Practice/Model Questions/MCQ

Choose the correct answer from the options given below:

- Which of the following is not a factor of 10?

A. 1

B. 10

C. 15 - Which of the following is a multiple of 6?

A. 66

B. 63

C. 69 - 7685 is divisible by —————-

A. 2

B. 3

C. 5 - Numbers having more than two factors are called ————

A. Prime Numbers

B. Composite Numbers

C. Co-prime numbers - If the sum of the digits is a multiple of 3, then the number is divisible is ——

A. 2

B. 3

C. 4 - Which of the following are divisible by 6?

A. 3467

B. 5930

C. 2346 - If a number has 0 in the ones place, then it is divisible by———–

A. 11

B. 10

C. 9 - Which of the following is not divisible by 4?

A. 2012

B. 2014

C. 2016 - Two numbers having only 1 as a common factor are called ———–

A. Composite numbers

B. Prime numbers

C. Co-prime numbers - Prime factorization of 100 is ————

A. 2 x 5 x 2 x 5

B. 2 x 2 x 3 x 5

C. 2 x 2 x 2 x 5 - Which of the following is not a prime number?

A. 85

B. 87

C. 89 - Which is the greatest prime numbers between 90 and 100?

A. 91

B. 93

C. 97 - Every prime number except ——– is odd.

A. 2

B. 4

C. 6 - LCM of 3, 4 and 9 is ——————–

A. 24

B. 36

C. 72 - HCF of 20, 28 and 36 is ————–

A. 4

B. 6

C. 8

ANSWERS;

- 15
- 66
- 5
- Composite Numbers
- 3
- 2346
- 10
- 2014
- Co-prime numbers
- 2 x 5 x 2 x 5
- 89
- 97
- 2
- 36
- 4