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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?

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? Correct Answer 10

Hints : In case of 1 hour, Without stoppages, the bus goes 54 km with stoppages the bus goes 45 km Distance ( 54 - 45) = 9 km Nows, it goes 54 km in 60 mins it goes 1 km in 60/ 54 km if goes 9 km in 60 × 9/ 54 = 10 mins

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