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Q.
What is the equivalent compound ratio of 5:6::7:10::6:5 ?
A.
7 : 9
B.
9:7
C.
7:4
D.
7:10
View Answer
Correct choice: D
Explanation:
Given 5:6 :: 7:10 :: 6:5 We know that compound ratio is calculated as a:b :: c:d :: e:f (axcxe):(bxdxf) => (5x7x6):(6x10x5) => (210):(300) = 7:10
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