Question

if a:b=3:4,b:c=2:1,c:d=3:5 then a:c=?

Answer 1

a :c=a:b×b:c =a/b × b/c=3/4 × 2/1=3/2 or 3 whole 1/2 or 3:2

Answer 2

the answer for this question is 3:2