Question

If A:B=3:4,B:C=5:7,findA:B:C.​

Answer 1

Answer:

If A:B=3:4,B:C=5:7

To find A:B:C

solution:-

3:4 × 5 = 15:20

5:7 × 4 = 20:28

∴ A:B:C = 15:20:28