A train 220 meters long passes a signal post in 11 seconds. How long will it take to cross a platform 300 meters long? MCQ with Answer and Explanation
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Question #1
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Excluding stoppages, the speed of a bus is 55 km/h and including stoppages it is 44 km/h. For how many minutes does the bus stop per hour?
Correct Answer: Option B
Explanation:
Stoppage time per hour = (55 - 44) / 55 = 11 / 55 = 1/5 hour. In minutes = (1/5) * 60 = 12 minutes.
Stoppage time per hour = (55 - 44) / 55 = 11 / 55 = 1/5 hour. In minutes = (1/5) * 60 = 12 minutes.
This question belongs to:
Maths
Time Speed and Distance
Question #2
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In a 400-meter race, A finishes in 44 seconds and B finishes in 50 seconds. By what distance does A beat B?
Correct Answer: Option C
Explanation:
Speed of B = 400 / 50 = 8 m/s. Distance covered by B when A crosses the finish line at 44 seconds = 8 * 44 = 352 meters. Winning margin = 400 - 352 = 48 meters.
Speed of B = 400 / 50 = 8 m/s. Distance covered by B when A crosses the finish line at 44 seconds = 8 * 44 = 352 meters. Winning margin = 400 - 352 = 48 meters.
This question belongs to:
Maths
Time Speed and Distance
Question #3
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Excluding stoppages, a bus travels at 54 km/h and including stoppages it travels at 45 km/h. How many minutes does the bus stop per hour?
Correct Answer: Option B
Explanation:
Stoppage time per hour = (54 - 45) / 54 = 9 / 54 = 1/6 hour. In minutes = (1/6) * 60 = 10 minutes.
Stoppage time per hour = (54 - 45) / 54 = 9 / 54 = 1/6 hour. In minutes = (1/6) * 60 = 10 minutes.
This question belongs to:
Maths
Time Speed and Distance
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