Question

A IS THREE TIMES AS OLD AS B TODAY AND A WAS FOUR TIMES AS OLD AS B THREE YEARS AGO . THEN WHAT IS THE SUM OF THEIR PRESENT AGES?

Answer 1

Let,B present age be x yrs.Then A present age is 3x yrs.

Given that,3x-4=(x-4)4.

so x=12yrs.A present age is 36yrs.B present age is 12yrs.Sum of their present ages is 48yrs.