Task: Question Answering
Input (English): Problem: walking at the rate of 3 kmph a man cover certain distance in 6 hr 40 min . running at a speed of 18 kmph the man will cover the same distance in . 
Options: a ) 40 min , b ) 25 min , c ) 54 min , d ) 65 min , e ) 58 min
Output (English): c