What is the length of Train? If

A train speeds past a pole in 15 seconds and a platform 100 m long in 25 seconds. Its length is:

  1. 150 m
  2. 50 m
  3. 200 m
  4. Data inadequate
Monis Rasool Professor Asked on 13th June 2015 in Maths.
Add Comment
  • 1 Answer(s)

    Answer: (1) 150 m
    Explanation:-
    Let be the length of the train = X mitres
    According to the question,
    X/15 = (X + 100)/25
    25X = 15X + 1500
    25X – 15X = 1500
    10X = 1500
    X = 150

    Hence, the length of the train is 150 m.

    Anurag Mishra Professor Answered on 13th June 2015.
    Add Comment
  • Your Answer

    By posting your answer, you agree to the privacy policy and terms of service.