Task: Question Answering
Input (English): Problem: two pipes can fill a cistern in 14 and 16 hours respectively . the pipes are opened simultaneously and it is found that due to leakage in the bottom , 32 minutes extra are taken for the cistern to be filled up . if the cistern is full , in what time would the leak empty it ? 
Options: a ) 110 hours , b ) 112 hours , c ) 115 hours , d ) 100 hours , e ) none of these
Output (English): b