# Free Mathematics Tutorials Grade 5 maths questions on prime and composite numbers answers are presented.

 True or False: All prime numbers are odd. What is the smallest prime number? True or False: All even numbers greater than 2 are composite. Which of the following numbers is prime? 12 6 9 7 Which of the following numbers is composite? 21 2 13 11 Which of the following numbers is prime? 27 31 1 39 Which of the following numbersis composite? 1 57 17 41 Which number is neither prime nor composite? 15 41 18 1 Which is prime and which is composite? 16 24 29 30 31 33 81 97 100 101 List all prime numbers from 2 to 31.

1. False , 2 is even and prime.

2. 2

3. True , because all even numbers are divisible by 2.

4. 7

5. 21

6. 31

7. 57
8. 1

9. prime: 29 , 31 , 97 , 101
composite: 16 , 24 , 30 , 33 , 81 , 100
10. 2 , 3 , 5 , 7 , 11 , 13 , 17 , 19 , 23 , 29 , 31

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