Question

A:B=3/5:5/7,B:C=3/4:2/5,then A:B:C=_____​

Answer 1

Step-by-step explanation:

Part (A)

a:b=3:7 and b:c=3:4

a:b=9:21 and b:c=21:28

So,

a:b:c=9:21:28

Part (B)

a:b=3:5 and b:c=2:3

a:b=6:10 and b:c=10:15

So,

a:b:c=6:10:25

Hence, this is the answer.