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A father is 4 times his son's age. And in 30 years son's age will be half of his father's age. How old is the father?

 Jul 7, 2020
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A father is four times the age of his son who is x years old. And in 30 years the son will be half the age of his father. How old is the father?

 

Hello Guest!

 

\( x+30= \frac{1}{2}(4x+30)\\ x+30=2x+15\\ x=30-15\)

\(x=15\)

 

 \(The\ father\ is\ 4\times 15\ years=\ 60\ years\ old.\)

laugh  !

 Jul 7, 2020

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