Excluding stoppages, the speed of an express route train is 90 km/h and including stoppages it is 72 km/h. How many minutes does the train stop per hour? MCQ with Answer and Explanation
Excluding stoppages, the speed of an express route train is 90 km/h and including stoppages it is 72 km/h. How many minutes does the train stop per hour?
A. 10 minutes
B. 12 minutes
C. 14 minutes
D. 15 minutes
Answer: Option B
Solution (By JKSSB Mock Tests)
Stoppage time per hour = (90 - 72) / 90 = 18 / 90 = 1/5 hour. In minutes = (1/5) * 60 = 12 minutes.
A cyclist rides from his village to town at 16 km/h and returns at 12 km/h. If the entire journey takes 7 hours, what is the distance from the village to the town?
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