Factors & Multiples Worksheet-2

Factors & Multiples Worksheet-2

11. _____ is a factor of all numbers.

A. 0                     B. 1                      C. 2                     D. 3

12. Numbers which have only two factors are called____ numbers.

A. Prime            B. Composite    C. Even               D. Odd

13. ____ is the only even prime number.

A. 1                      B.  0                    C. 2                     D. 3

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14. The smallest non-zero multiple of a number is the____

A. 0                                                  B. 1

C. Number itself                           D. 2

15. 11 is a factor of:

A. 23                   B.  20                  C. 88                   D. 196

16. The smallest even number is:

A. 2                     B. 1                      C. 4                     D. 0

17. Number 1 is called_____ number.

A. Prime            B. Composite    C. Co-primed    D. Unique

18. ____ is a prime number.

A. 95                   B. 117                  C. 127                 D. None of these

19. The smallest prime number greater than 50 is:

A. 53                   B. 50                   C. 47                             D. 57

20. The greatest prime number less than 50 is:

A. 50                   B. 49                   C. 47                             D. 43

21. The product of all odd numbers between 3 and 8 is:

A. 5                      B. 24                   C. 12                    D. 35

22. The next odd number after 73999 is:

A. 73,997           B. 73,990           C. 73,001           D. 74,001

23. Sum of the odd number between 5 and 12 is:

A. 7                      B. 27                             C. 16                    D. 17

24. The greatest factor of a number is:

A. 0                                                  B. 1                     

C. Number itself                           D. None of these

25. 31 has only two factors: 1 and ______

A. 0                      B. 2                     C. 31                    D. None of these

Answer Keys

(11)–B; (12)–A; (13)–C; (14)–C; (15)–C; (16)–A; (17)–D; (18)–C; (19)–A; (20)–C; (21)–D; (22)–D; (23)–B; (24)–C; (25)–C