Question

the compound ratio of 7:5 and 8:x is 84:60. Find x.​

Answer 1

Given that the compound ratio of the ratios 7 : 5 and 8 : x is 84 : 60. We are to find the value of x. the compound ratio for the ratios a : b and c : d is ac : bd. Thus, the required value of x is 8.

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Answer 2

there x =12 as

we divide the ratios