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Father is 4 times as old as his son aftr 5 yrs he ll be thrice his sons age find the present age

2
by shailaahmed

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by shailaahmed

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Let the son's age be x

3(x+5)=4x+5

3x+15=4x+5

15-5=4x-3x

10=x

3(x+5)=4x+5

3x+15=4x+5

15-5=4x-3x

10=x