Ten years ago he was having an income (a)/ of over ten thousand rupees a month, (b)/ he must indeed be a weathy man by now. ©/ No error (d)

The present age of son is half of the present age of his mother. Ten years ago, his mother’s age was thrice the age of her son. What is the present age of the son? a. 20 years b. 25 years c. 30 years d. 40 years

Ten years ago, a father was twelve times as old as his son and ten years hence, he will be twice as old as his son will be then. Find their present ages.

Ten years ago sudhir was twelve times as old as his son Raghav and ten years hence , he will be twice as old as his son will be find their present ages .