Multiple choice

A train 175 meter long is running at 45 km/hr. Find the time taken by it to cross a paltform 125 meter long.

  1. 48 second

  2. 30 second

  3. 24 second

  4. 36 second
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Total distance to cross = train length + platform length = 175 + 125 = 300 meters. Speed = 45 km/hr = (45 × 1000)/3600 = 12.5 m/s. Time = Distance/Speed = 300/12.5 = 24 seconds.

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