Question

if a:b=2/3 and b:c=4:9,then a:c is

Answer 1

Answer:

According to proportion law

a:b = b:c =>> ac = b^2

Given

a:b = 2:3

b:c = 4:9

2×9 = b^2

18 = b^2

Answer 2

if a:b = 2:3

and b:c = 4:9

then, a:c = 3 :9