Question

a:b=3:4 and b:c= 5:6 what is a:c

Answer 1

A/b = 3/4

B/c = 5/6

Multiple both

A/b × b/c = 3/4× 5/6

B get cancelled

A/c = 3/4 × 5/6

A/c = 15/24

A/c = 5/8

A:c = 5:8

Answer 2

A/b=3/4
b/c=5/6
a/b×b/c
3/4×5/6
=5/8


this is answer 5/8