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Excluding stoppages, the speed of a bus is 54km/hr and including stoppages, it is 45km/hr. For how many minutes does the bus stop per hour?a. 12c. 91.b. 10d. 15 |
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Answer» Due to stoppages, it covers 9 km less. Time taken to cover 9 km = (9/54) hour= (1/6)*60 minutes= 10 minutes |
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