Question

Highest common factor of 20 and 30

Answer 1

Answer:

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

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

HCF=10

Answer 2

10

20 is divisible by 2,4,5,10,20.

30 is divisible by 3,5,6,10,30.