Task: Question Answering
Input (English): Problem: the average age of 15 students of a class is 16 years . out of these , the average age of 5 students is 14 years and that of the other 10 students is 16 years . tee age of the 15 th student is ? 
Options: a ) 18 years , b ) 16 years , c ) 14 years , d ) 12 years , e ) 10 years
Output (English): e