Question

if A: B = 7:9 and B: C= 2:5 Find A:B : C​

Answer 1

Answer:

therefore A:B:C = 14:18:45.

Step-by-step explanation:

A:B = 7:9 AND B:C= 2:5

To Find A:B;C(Continued proportion)

Taking L.C.M of B

9,2

=18

7*2/9*2 =14/18

2*9/5*9=18/45

therefore A:B:C = 14:18:45.