Question

true or false
1. there exists a natural number which has no factor.
2. 9 is the smallest odd composite number
3. sum of two odd number is always an odd number .
4. difference of two even number is always even .
5. sum of two prime number is always odd
6. product of two odd number is odd.
7. there is only one prime triplet.
8. every whole number is either prime or composite .
9. 2 is the only even prime number.
10. 1 is a prime number
note - don't give silly ans​

Answer 1

Answer:

1: false

reason: each natural no is s factors of itself.

2: true

3:true

4:true

5:no

prime numbers r grater than 1 and r divisible by thself