Mathematics · Speed, Time and Distance
Two trains, A and B, traveling at constant speeds, cross a vertical electric pole in 20 seconds and 30 seconds respectively. If the length of train A is 240 m and that of train B is 300 m, what is the difference in the speeds of the two trains in km/h?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 14.0 km/h
- 26.4 km/h
- 37.2 km/h✓
- 42.0 km/h
Correct answer
7.2 km/h
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