Mathematics · Speed, Time and Distance
A train running at 54 km/h takes 20 seconds to cross a platform and 15 seconds to pass a man walking in the same direction at a speed of 6 km/h. What is the length of the platform?
- 1160 meters
- 2140 meters
- 3100 meters✓
- 4200 meters
Correct answer
100 meters
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