Task: Question Answering
Input (English): Problem: a cubical tank is filled with water to a level of 3 feet . if the water in the tank occupies 48 cubic feet , to what fraction of its capacity is the tank filled with water ? 
Options: a ) 1 / 2 , b ) 2 / 3 , c ) 3 / 4 , d ) 4 / 5 , e ) 5 / 6
Output (English): c