Task: Question Answering
Input (English): Problem: how long does a train 110 m long running at the speed of 72 km / hr takes to cross a bridge 112 m length ? 
Options: a ) 82.1 sec , b ) 12.1 sec , c ) 16.1 sec , d ) 11.1 sec , e ) 12.15 sec
Output (English): d