Task: Question Answering
Input (English): Problem: two trucks each 250 m long are running in opposite directions on parallel paths . their speeds are 30 km / hr and 20 km / hr respectively . find the time taken by the slower train to pass the driver of the faster one ? 
Options: a ) 77 sec , b ) 66 sec , c ) 48 sec , d ) 55 sec , e ) 36 sec
Output (English): e