Task: Question Answering
Input (English): Problem: excluding stoppages , the speed of a bus is 50 kmph and including stoppages , it is 42 kmph . for how many minutes does the bus stop per hour ? 
Options: a ) 10 min , b ) 7 min , c ) 8.2 min , d ) 9.6 min , e ) 40 min
Output (English): d