Railway Recruitment Board Mathematics — Question 1720
Question
A train 150 m long crosses a pole in 15 seconds. What is its speed?
- 12 m/s
- 10 m/s
- 15 m/s
- 9 m/s
Correct answer
B — 10 m/s
Explanation (English)
To cross a pole the train covers its own length. Speed = 150 m / 15 s = 10 m/s.
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