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Finding Unknown

Aiman' s age ...

Question

Aiman' s age is three times his son's age. Ten years ago he was five times his son's age . Find there present age.

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Solution

Son age be x
Aman age is 3x

ten years ago
son age x-10
aman age 3x -10

A.T.Q

5(x-10) = 3x -10
5x -50 = 3x - 10
2x = 40
x =20
3x=60

son present age =20
aman present age = 60

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