Task: Question Answering
Input (English): Problem: the average amount with a group of 7 numbers is rs . 20 . if the newly joined member has rs . 56 with him , what was the average amount with the group before his joining the group ? 
Options: a ) s . 13 , b ) s . 12 , c ) s . 15 , d ) s . 22 , e ) s . 14
Output (English): e