A train 100m long passes a pole in 5 seconds. What is its speed?

A50 km/h

B60 km/h

C72 km/h

D90 km/h

Explanation

Speed = 100/5 = 20 m/s. 20 * 18/5 = 72 km/h.

Exam Relevance

Topic: Speed, Time & Distance
Subtopic: Trains

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