Question

A father is now three times as old as his son. Five years back, he was four times as old as his son. the age of the son (in years) is.....

Answer 1

Answer:

Let the present age of son be x

Therefore present age of father=3x

ATQ

(x-5)×5=(3x-5)

5x-25=2x-5

5x-3x=-5+25

2x=20

x=10

present age of father=3x=30yrs

of son=x=10 yrs