WBCS.LIVE practice question

A person, standing on a railway platform 120 meters long, notices that a train, which passed him in 5 seconds, passed completely through the station in 15 seconds. The length of the train is

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. 50 m
  2. 60 m
  3. 100 m
  4. 55 m

Correct answer and explanation

Correct answer: 60 m

Explanation: āœ… Correct Answer: B) 60 m šŸ“š Explanation: Let train length be L and speed be V. V = L / 5. For the platform: V = (L + 120) / 15. So, L / 5 = (L + 120) / 15. 3L = L + 120, which means 2L = 120. The length L is 60 m.