Question

Five years ago a man was seven times as old as his son. Five years hence, the father will be
Three times as old as his son. Find their present ages.
a Find his present age.​

Answer 1

present age of father=f

present age of son=s

Step-by-step explanation:

• five years ago f-5=7*(s-5)

• also f=3s

• 3s-5=7s-35

• 30=4s

• s=7

• f=21

• present age of father is 21 and son is 7.