Question

Given the ratio A:B=3:5 and B:C=7:9, what will be the ratio of A:B:C ?

Answer 1

Answer:

Step-by-step explanation:

A:B

   B:C

SAME  HERE,

3:5

   7:9

LCM OF 5 AND 7 = 35

3*7:5*7

      7*5:9*5

21;35:45

A:B;C = 21:35:45