The average age of husband,wife and their child 3years ago was 27 years and that of wife and the child 5years ago was 20years.The present age of husband is :

A 35years
B 40years
C 45years
D 50years

Correct Answer: 40years

The total of the present ages of husband, wife and child = 3 x 27 + 3 x 3 = 90 years The total of the present ages of wife and child = 2 x 20 + 2 x 5 = 50 years So, the present age of the husband = 90 - 50 = 40 years  
Bissoy MCQ
#গণিত #গড় (Average) #BASIC Bank Ltd #BASIC Bank Ltd - Assistant Officer (Cash) - 17.01.2014

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