A) 17 yr 1 months
B) 17 yr 7 months
C) 18 yr 11 months
D) 18 yr 3 months
Correct Answer: B
Solution :
Trick Average age of new players \[=\left\{ (20+17)\times 11\times \frac{2}{12} \right\}\times \frac{1}{2}\] \[=\frac{422}{12\times 2}=\frac{211}{11}\] \[\Rightarrow \] \[17\frac{7}{12}\] = 17 yr 7 monthsYou need to login to perform this action.
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