Question

If 7A = 5B = 2C, find A:B:C.

(a)35:14:10
(b)14:10:35
(c)2:5:7
(d)10:14:35​

Answer 1

Answer:

10:14:35

Step-by-step explanation:

7A=5B

A=5/7B

Again,

5B=2C

B=2/5C

So, A=5/7B=5/7×2/5C=2/7C

So,A:B:C=2/7C:2/5C:C

=2/7:2/5:1=10/35:14/35:35/35

=10:14:35