Task: Question Answering
Input (English): Problem: how many seconds will a 400 metre long train take to cross a man running with a speed of 6 km / hr in the direction of the moving train if the speed of the train is 30 km / hr ? 
Options: a ) 25 , b ) 30 , c ) 45 , d ) 64 , e ) 60
Output (English): e