Question

here are the factors of 6 and 15.
6 : 1, 2, 3, 6
15 : 1, 3, 5, 15
what is the greatest common factor?

Explanation:

Step1: Identify common factors

First, find the factors that are common to both 6 and 15. The factors of 6 are 1, 2, 3, 6 and the factors of 15 are 1, 3, 5, 15. The common factors are 1 and 3.

Step2: Determine the greatest common factor

Among the common factors (1 and 3), the greatest one is 3.

Answer:

3