Jo Jo's collection contains US, Indian and British coins. If the ratio of US to Indian coins is 9 to

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05 Dec 2017 Ratio

Jo Jo's collection contains US, Indian and British coins. If the ratio of US to Indian coins is 9 to 5 and the ratio of Indian to British coins is 8 to 3, what is the ratio of US to British coins?

OPtion

1) 1:3
2) 9:8
3) 64:40
4) 64:48
5) 75:45
6) 25:9
7) 24:5
8) 5:1
9) 72:25
10) None of these

Solution

Ratio of US to Indian coins is 9:5
U/I = 9:5
= 72:40

ratio of Indian to British coins is 8 : 3
I/B = 8:3
=40:15

Now , Ratio of US to British coins
U/B = 72:15 = 24:5

Correct Option: 7 Best Solution (5)