The average age of husband, wife and their child 3 years ago was 24 years and that of wife and the child 5 years ago was 20 years. The present age of the husband is Choose the correct choice from the following
A) 31 years	B) 40 years	C) 50 years	D) 55 years	E) None
Solution   Sum of the present ages of husband, wife and child	= (24x3+3x3) years   = 81 years.   Sum of the present ages of wife and child	= (20x2+5x2) years   = 50 years.   âˆ´ Husband's present age	= (81 - 50)= 
<gadget id="calculator">(81 - 50)</gadget>
<output>31</output>
31 years.   31 yearsnswer 31 years
<result>A</result>
The average age of husband, wife and their child 3 years ago was 24 years and that of wife and the child 5 years ago was 20 years. The present age of the husband is