Question

WILL MARK BRANNLIEST

The GCF of 14 and a number is 7. Which of the following could be the number?

28
42
49
56

Answer 1

Factors of 28 = 1,2,4,7,14,28

Factors of 42= 1, 2, 3, 6, 7, 14, 21, 42

Factors of 49 =1, 7, 49

factors of 56 = 1, 2, 4, 7, 8,14, 28, 56

Factors of 14 = 1,2,7,14

⇒49 is the number

Explanation:

Answer 2

Factors of 28 = 1,2,4,7,14,28
Factors of 42= 1, 2, 3, 6, 7, 14, 21, 42
Factors of 49 =1, 7, 49
factors of 56 = 1, 2, 4, 7, 8,14, 28, 56

Factors of 14 = 1,2,7,14

⇒49 is the number