Question

1 Find the common factors of:
(a) 20 and 28 (b) 15 and 25​

Answer 1

Explanation:

factors of 20=1,2,4,5,10,20

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

common factors of 20 and 28 are 1,2,4

(b)factors of 15=1,3,5,15

factors of 25=1,5,25

factors of 15 and 25 are1,5

Answer 2

Answer:

common factor a.2,4,

b.5,

Explanation:

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