Question

The GCF two numers is a composite number. Always, sometimes or never true?

Answer 1

The GCF of two numbers is sometimes a composite number. 

Answer 2

Sometimes

Explanation:

A Composite number is the number which is not prime except 1. Hence, it has factors other than 1 and itself.

GCF is a greatest common factor i.e. the greatest factor that divides two numbers.

The GCF of two numbers can be composite number.

Example:

GCF of 8 and 24 = 8 which is a composite number.

GCF of 6 and 21 = 3 which is not a composite number.

Thus, GCF two numbers is sometimes a composite number.