Husband and wife having average age of 26 years at their marriage time. After four years they have a two year old child. The average age of the family now Choose the most appropriate option:
A) 20.66 years B) 23 years C) 28.5 years D) 29.3 years E) None of these
Explanation :   Sum of the present ages on husband, wife and child =(26x2+4x2)+2   = 62 years   Required average   = (62/3)   = 20.66 years.   20.66 yearsnswer : 20.66 years
<result>A</result>
Husband and wife having average age of 26 years at their marriage time. After four years they have a two year old child. The average age of the family now