Question

2A=3B and 4B=5C then findA:B:C

Answer 1

A=3/2B,B=5/4C
A=15/8C
A=15,B=10,C=8
15:10:8

Answer 2

A=3B/2
C=4B/5
A:B:C=3B/2:B:4B/5
= 15B:10B:8B
= 15:10:8