A 200 m long train running at 54 km/h crosses a platform in 30 seconds. What is the length of the platform?
A200 m
B250 m
C300 m
D350 m
Explanation
Speed = 54 * (5/18) = 15 m/s. Total distance = Speed * Time = 15 * 30 = 450 m. Platform length = 450 – 200 = 250 m.
Exam Relevance
- Topic: Speed, Time & Distance
- Subtopic: Trains

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