Question

find the common factor of :
[a] 20 and 28
[b] 35 and 50

Answer 1

Answer:

a) 4

b)5

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

(i) 20 and 28

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

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

common factors=1,2,4.

iii) 35 and 50

factors of 35: 1,5,7,35

factors of 50: 1,2,5,10,25, 50

common factors=1,5