Question

If A:B = 2:9 and A: C = 6:7, then find B:C


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Answer 1

4/21

Step-by-step explanation:

A/B=2/9 &A/C=6/7

A/B*A/C=2/9*6/7

B/C=4/21

Answer 2

Answer:

B:C = 27:7

Step-by-step explanation:

If A:B = 2:9 and A: C = 6:7,

then

A/B =2/9

A = 2B/9 ---(i)

A/C = 6/7

A = 6C/7 ---(ii)

By solving (i) & (ii) , we get

2B/9 = 6C/7

B/C = 27/7

i.e.

B:C = 27:7

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