Question

A man's age is three times that of his son.in fifteen years it will be doubled that of his son. How old is the son now

Answer 1

Let the present age of the son is x years,

So the present age of father will be 3x yr.

After 15 years ,

Age of son =(x+15) years

Age of Father = (3x+15) years

By given condition,

Age of Father =Age of son × 2

3x+15 = (x+15)2

3x+15= 2x+30

x= 30-15

x=15 years

present age of =>

• present age of =>Son=15 years
• present age of =>Son=15 years Father = 45 years