Sunday 20 July 2014

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 300 meter long train crosses a platform in 39 seconds while it crosses a signal pole in 18 seconds. What is the length of the platform?

Options:
A.     380 m    B.     350 m
C.     610 m    D.     425 m



Answer: B

Explanation: 

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