John's collection contains US, Indian and British stamps. If the ratio of US to Indian stamps is 5:2 and the ratio to Indian to British stamps is 5:1, what is the ratio of US to British stamps?
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US stamps : indian stamps : british stamps
5 : 2
5 : 1
whole ratio 5*5 :5*2 :2*1
25 : 10 : 2
ratio of US to british stamps
= 26 : 2
5 : 2
5 : 1
whole ratio 5*5 :5*2 :2*1
25 : 10 : 2
ratio of US to british stamps
= 26 : 2
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