Question

The average age of a,b,c,d,five years ago was 45years .by including x the percentage average age of all the five is 49 year the percentage age of x is??

Answer 1

Sum of the present ages of husband, wife and child = (27 x 3 + 3 x 3) years = 90 years.

Sum of the present ages of wife and child = (20 x 2 + 5 x 2) years = 50 years.

 Husband's present age = (90 - 50) years = 40 years.