Q 2247112983.     The average age of 20 boys is 14 yr. A boy of 16 leaves them
and a new boy occupies his place. Now their average is
13.8 yr. What is the age of the newcomer?

IBPS-CLERK 2017 Mock Prelims
A

14 yr

B

13 yr

C

12.5 yr

D

12 yr

E

None of these

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