Question

If a: b = 1:2 and b: C= 3 :4 then find a:c​

Answer 1

Answer:

above pic may help u..............

Answer 2

Answer:

assume a=X , b=2x , c=y

b:c=2x:y

3:4=2x:y

3/4=2x/y

y=8x/3

now , a:c=X:8x/3

=X*3/8x

=3x/8x

=3:8

so, a:c =3:8