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A train 240 m long passes a pole in 24 seconds. How long will it take to pass a platform 650 m long?

65 sec
89 sec
100 sec
150 sec

Correct Answer: 89 sec

Explanation:

Speed =	❨	240	❩m/sec = 10 m/sec.
		24

∴ Required time =	❨	240 + 650	❩sec = 89 sec.
		10

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