The average age of a husband, wife, and their child 3 years ago was 27 years and that of a wife and the child 5 years ago was 20 years. The present age of the husband is___________?
A. 35 years
B. 30 years
C. 40 years
D. None of these
C. 40 years
27×3+3×3=90 husband, wife and child
20×2+5×2=50 wide n child
Hsbnd age= 90-50
= 40 yrs