A train running at 90 km/h crosses a 200 m long platform in 20 seconds. What is the length of the train?

Topic: Age Problems, Time &amp; Distance, Work
Subtopic: Train Problems

A250 m

B300 m

C350 m

D400 m

Explanation

Speed in m/s = 90 * (5/18) = 25 m/s. Total distance = Speed * Time = 25 * 20 = 500 m. Train length = 500 – 200 = 300 m.

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