Excluding stoppages, the speed of a bus is 54 kmph and including stoppages, it is 45
kmph. For how many minutes does the bus stop per hour?
9
10
12
20
Explanation:
Due to stoppages, it covers 9 km less.
Time taken to cover 9 km =
9
x 60
min
54 = 10 min.
Due to stoppages, it covers 9 km less.
Time taken to cover 9 km =
9
x 60
min
54 = 10 min.