Task: Question Answering
Input (English): Problem: total 60 cows 20 cow gives each 2 liter milk 20 cow gives each 3 / 4 liter milk 20 cow gives each 1 / 4 liter milk this is split into 3 son per each 20 cows & 20 liter milk how ? 
Options: a ) 20 , b ) 10 , c ) 15 , d ) 16 , e ) 18
Output (English): a