- A200
- B180
- C150
- D160
Step-by-Step Solution
Speed = m/s. Distance in 20 s = 400 m. Platform = 400 − 240 = 160 m.
Answer: D) 160
A train 240 metres long running at 72 km/h crosses a platform in 20 seconds. Find the length of the platform. (answer in metres)
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