Problems on Trains - Data Intensity 1 Questions and Answers Discussion Page.

16.	A 300 metre long train crosses a platform in 39 seconds while it crosses a signal pole in 18 seconds. What is the length of the platform?
	A.	320 m
	B.	350 m
	C.	650 m
	D.	None of Above

Answer: Option B

Explanation:

Speed = 300 m/sec = 50 m/sec.

18 3

Let the length of the platform be x metres.

Then,		x + 300		=	50
		39			3

3(x + 300) = 1950

x = 350 m.

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Published by:Michael Daani

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