Question

B's present age is 25% more than A's present age. If five years from now, the ratio of their ages i.e. A to B will be 5 : 6, then the present age of B is

Answer 1

A/B=100x/125x=4x/5x

4x+5/5x+5=5/6

6(4x+5)=5(5x+5)

24x+30=25x+25

24x-25x=25-30

-x=-5

X=5

B's=5x=5×5=25