Question

Common factors of 50,30,100

Answer 1

Common factors of 50: 1, 2, 5, 10, 25, 50
Common factors of 30: 1, 2, 3, 5, 6, 10, 15, 30
Common factors of 100: 1, 2, 4, 5, 10, 20, 25, 50, 100

You're welcome.

Answer 2

Factors of 30 = 1, 2, 3, 5, 6, 10, 15, 30

Factors of 50 = 1, 2, 5, 10, 25, 50

Factors of 100 = 1, 2, 4, 5, 10, 20, 25, 50, 100

common factors are: 1, 2, 5, 10

Hope that helps :D