Question

find the greatest common factor of 2, 15, and 6.

Explanation:

Step1: List factors of each number

Factors of 2: 1, 2; Factors of 15: 1, 3, 5, 15; Factors of 6: 1, 2, 3, 6.

Step2: Find common factors

The common factor among 2, 15 and 6 is 1.

Answer:

1