Question

if the compound ratio of 7:5 and 8:x is 84:60. find x.

Answer 1

Answer:

x=8

Explanation:

Compound ratio of 7:5 and

8:x = 84:60

=> 7:5::8:x = 84:60

=> (7×8):(5x) = 84:60

=>

=> (5x)(84) = 60×56

=> x = (60×56)/(5×84)

=> x = 8

Therefore,

x =8

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