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Sushil is now 4 times as old as Sunil. Five years ago Sushil was 7 times as old as Sunil was then .Find out the present age of both of them?

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and of sushil be 4x

4x-5=7<x-5>

4x-5=7x-35

4x-7x= --35+5

-3x=-30

x = 30/3

x=10

Sunil's age = 10 and Sushil's age be 10*4=40