Question

A:B=3:2,B:C=5:7,
A:B:C=?​

Answer 1

Answer:

Step-by-step explanation:

a/b=3/2 *5/5 =15/10

b/c=5/7 *2/2 =10/14

so  a:b:c= 15:10:14

Answer 2

Answer:

A:B:C = 15 : 10 : 14

Step-by-step explanation:

A : B : C

3 : 2

5 : 7

3×5 : 5×2 : 2×7

15 : 10 : 14