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A train moving with a constant speed crosses a stationary pole in 4 seconds and a platform 75 m long in 9 seconds.

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A train moving with a constant speed crosses a stationary pole in 4 seconds and a platform 75 m long in 9 seconds. The length of the train is (in meters)

(A) 56 

(B) 58 

(C) 60

(D) 62

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1 Answer

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Best answer

Correct option: (C) 60

Explanation:

Let the train have length lm and speed s m/sec.

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