Playing With Numbers – CBSE Class 6 Mathematics
Extra Questions for Practice/Model Questions/MCQ

Choose the correct answer from the options given below:

1. Which of the following is not a factor of 10?
   A. 1
   B. 10
   C. 15
2. Which of the following is a multiple of 6?
   A. 66
   B. 63
   C. 69
3. 7685 is divisible by —————-
   A. 2
   B. 3
   C. 5
4. Numbers having more than two factors are called ————
   A. Prime Numbers
   B. Composite Numbers
   C. Co-prime numbers
5. If the sum of the digits is a multiple of 3, then the number is divisible is ——
   A. 2
   B. 3
   C. 4
6. Which of the following are divisible by 6?
   A. 3467
   B. 5930
   C. 2346
7. If a number has 0 in the ones place, then it is divisible by———–
   A. 11
   B. 10
   C. 9
8. Which of the following is not divisible by 4?
   A. 2012
   B. 2014
   C. 2016
9. Two numbers having only 1 as a common factor are called ———–
   A. Composite numbers
   B. Prime numbers
   C. Co-prime numbers
10. 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
11. Which of the following is not a prime number?
    A. 85
    B. 87
    C. 89
12. Which is the greatest prime numbers between 90 and 100?
    A. 91
    B. 93
    C. 97
13. Every prime number except ——– is odd.
    A. 2
    B. 4
    C. 6
14. LCM of 3, 4 and 9 is ——————–
    A. 24
    B. 36
    C. 72
15. HCF of 20, 28 and 36 is ————–
    A. 4
    B. 6
    C. 8

ANSWERS;

1. 15
2. 66
3. 5
4. Composite Numbers
5. 3
6. 2346
7. 10
8. 2014
9. Co-prime numbers
10. 2 x 5 x 2 x 5
11. 89
12. 97
13. 2
14. 36
15. 4