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A 420 m long train crosses a pole in 70 seconds. What is the speed of the train ?
- A5 m/s
- B7 m/s
- C4.5 m/s
- DCannot be determined
Answer not set
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Solution
Time taken by the train to cross the pole is 70 seconds.
The length of the train is 420 metres.
Hence, the speed of the train is $\frac{420}{70}=6$ seconds.
Time taken by the train to cross the pole is 70 seconds.
The length of the train is 420 metres.
Hence, the speed of the train is $\frac{420}{70}=6$ seconds.