Question

if a:b=5:6 and b:c=4:7 find a:b:c
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Answer 1

Value of B is same in both the Ratio.

so, A:B= (5:6)×4

A:B=20:24 condition...1

B:C= (4:7)×6

B:C=24:42 condition...2

Hence A:B:C is 20:24:42

Divided 2 by A:B:C value

10:12:21

so answer is 10:12:21