A train 300 m long crosses a pole in 15 seconds. What is the speed of the train in km/h?

A60 km/h

B72 km/h

C80 km/h

D90 km/h

Explanation

Speed in m/s = 300 / 15 = 20 m/s. Speed in km/h = 20 * (18 / 5) = 72 km/h.

Exam Relevance

Topic: Speed, Time & Distance
Subtopic: Trains

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