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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? 1. 9 2. 10 3. 12 4. 20 |
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Answer» 2. 10 If bus does not stops, then it will travel 9 km more with 54 kmph' ∴ It will stop for 9 / 54 hr = 9 / 54 x 60 min = 10 min |
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