Question

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

Answer 1

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Step-by-step explanation:

ANSWER ::

The compound ratio of 7:5 and 8:x = 56 : 5x

So

56 : 5x = 84 : 60

⟹ 56 / 5x = 84 /60

⟹ x = ( 56 × 60) / ( 84 × 5)

⟹ x = 3360/420 = 8