The average age of seven boys sitting in a row facing North is 26 years. If the average age of the first three boys is 19 years and the average age of the last three boys is 32 years, what is the age of the boy who is sitting in the middle of the row?
A. 24 years
B. 28 years
C. 29 years
D. 31 years
Answer: Option C
Solution (By Examveda Team)
Age of the boy sitting in the middle= [26 × 7 - (19 × 3 + 32 × 3)]
= (180 + 153) years
= 29 years
This Question Belongs to Arithmetic Ability >> Average
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Comments (1)
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I think there is a error in the answer calculation, First of all, 27 x 7 is 182. And second, 153 will be subtracted from 182, not added.