Task: Question Answering
Input (English): Problem: a train 100 m long crosses a platform 125 m long in 15 sec ; find the speed of the train ? 
Options: a ) 91.2 kmph , b ) 61.9 kmph , c ) 45.9 kmph , d ) 61.2 kmph , e ) 71.2 kmph
Output (English): d