Discussion :: Time and Distance
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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?
Answer : Option B
Explanation :
Due to stoppages, it covers 9 km less.
Time taken to cover 9 km =\([ \frac {9 } { 54 } *60]\)min=10 min
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