A train 150m long moving at 54 km/h crosses a platform in 20 seconds. What is the length of the platform?
A100m
B150m
C200m
D250m
Explanation
Speed = 54 km/h = 15 m/s. Distance = Speed * Time = 15 * 20 = 300m. Length of platform = 300 – 150 = 150m.
Exam Relevance
- Topic: Speed, Time & Distance
- Subtopic: Trains

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