Multiple choice

240 m length of Train A cross a man standing on the platform of length 300 m in 8 sec. Find the speed of the train in km/hr?

  1. 108 km/hr

  2. 92 km/hr

  3. 84 km/hr

  4. 76 km/hr

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A Correct answer
Explanation

Because the train crosses a man, it covers only its own length, 240 m, in 8 seconds. Its speed is 30 m/s, which equals 30 x 18/5 = 108 km/h.

AI explanation

The speed is calculated by dividing the distance by the time, which gives 240 divided by 8 to equal 30 meters per second. Using the conversion formula for multiplying by 18/5, we get 30 multiplied by 18/5 to equal 108 kilometers per hour. The speed of the train is 108 km/hr.