Task: Question Answering
Input (English): Problem: excluding stoppages , the speed of a bus is 48 kmph and including stoppages , it is 45 kmph . for how many minutes does the bus stop per hour ? 
Options: a ) 5 , b ) 4.15 , c ) 4.25 , d ) 5.5 , e ) none of these
Output (English): b