The average age of husband, wife and their child 3 years ago was 30 years and that of wife and the child 5 years ago was 20 years. The present age of the husband is	Pick one
A) 35 years  B) 49 years  C) 50 years  D) 55 years  E) None
Solution   Sum of the present ages of husband, wife and child	= (30x3+3x3) years   = 99 years.   Sum of the present ages of wife and child	= (20x2+5x2) years   = 50 years.   âˆ´ Husband's present age	= (99 - 50)= 
<gadget id="calculator">(99 - 50)</gadget>
<output>49</output>
49 years.   Answer 49 years
<result>B</result>
The average age of husband, wife and their child 3 years ago was 30 years and that of wife and the child 5 years ago was 20 years. The present age of the husband is