In a class, there are 20 boys whose average age is decreased by 2 months, when one boy aged 18 years is replaced by a new boy. The age of the new boy is ?	Options.
A) 14 years 8 months
B) 15 years
C) 16 years 4 months years
D) 17 years 10 months years
E) None
14 years 8 monthsnswer   Total decrease   = ( 20 X 2 ) months   = 3 years 4 month   ∴ 14 years 8 monthsge of the new boy   = ( 18 years ) – ( 3 years 4 months)   = 14 years 8 month   Correct Option: 14 years 8 months
<result>A</result>
In a class, there are 20 boys whose average age is decreased by 2 months, when one boy aged 18 years is replaced by a new boy. The age of the new boy is ?