The average age of a husband, wife and their child 3 years ago was 27 years and that of wife and the child 5 years ago was 20 years. The present age of the husband is:	Pick one
A) 20  B) 17  C) 21  D) 19  E) 30
Sum of the present ages of husband, wife and child = (23 * 2 + 5 * 2) = 57 years.   Required average = 57/3= 
<gadget id="calculator">57/3</gadget>
<output>19</output>
19 years.   ANSWER 19
<result>D</result>
The average age of a husband, wife and their child 3 years ago was 27 years and that of wife and the child 5 years ago was 20 years. The present age of the husband is: