What must be subtracted from each term is the ratio 7:4 so that it bec – InterviewSolution

1.

What must be subtracted from each term is the ratio 7:4 so that it becomes 5:2.

Answer»

Let x must be subtracted from each of 7 : 4 then \(\frac{7 - x}{4 - x} = \frac{5}{2}\)

⇒ 14 – 2x = 20 – 5x

5x – 2x = 20 – 14

3x = 6

⇒ x= 2.

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