Excluding stoppages, the speed of a bus is 62 kmph and including stoppages, it is 56 kmph. For how many minutes does the bus stop per hour?  Choose the correct choice from the following choices: A) 70 min B) 16 min C) 7 min D) 6 min E) 40 min
D   10 min   Due to stoppages, it covers 6 km less.   Time taken to cover 6 km = (6/62 x 60) min = 6 min
<result>D</result>
Excluding stoppages, the speed of a bus is 62 kmph and including stoppages, it is 56 kmph. For how many minutes does the bus stop per hour?