Question

Which list shows all the positive factors of 75?

A. 1, 3, 15, 25
B. 1, 5, 75
C. 1, 5, 25, 50, 75
D. 1, 3, 5, 15, 25, 75

Answer 1

D. 1, 3, 5, 15, 25, 75

Answer 2

D. 1, 3, 5, 15, 25, 75

Explanation:

75 is a composite number. 75 = 1 x 75, 3 x 25, or 5 x 15. Factors of 75: 1, 3, 5, 15, 25, 75. Prime factorization: 75 = 3 x 5 x 5, which can also be written 75 = 3 x 5²