A train 100 meters long passes a pole in 5 seconds. What is the speed of the train in km/h?

A50 km/h

B60 km/h

C72 km/h

D90 km/h

Explanation

Speed in m/s = 100 / 5 = 20 m/s. Convert to km/h: 20 * (18/5) = 72 km/h.

Exam Relevance

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

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