Question

If A: B = 2: 3 and B: C = 4: 5 then 5A: 3C?​

Answer 1

Answer:

The correct answer is 10:15

Answer 2

Answer:

5A:3C=8:9

Step-by-step explanation:

A:B=(2:3)×4=8:12

B:C=(4:5)×3=12:15

A:B:C=8:12:15

So, 5A:3C=5×8:3×15

=40:45

=8:9