Task: Question Answering
Input (English): Problem: two trains travelling in the same direction at 50 and 40 kmph completely pass off another in 1 1 / 2 minute . if the length of the first train is 125 m , what is the length of the second train ? 
Options: a ) 300 m , b ) 287 m , c ) 125 m , d ) 250 m , e ) 167 m
Output (English): c