๐Ÿ“ข Too many exams? Donโ€™t know which one suits you best? Book Your Free Expert ๐Ÿ‘‰ call Now!

  • google app store apple app store
  • โœ–

      Question

      The speed of a train is 54 km/hr and it takes 10 seconds

      to cross a man. Find the time taken by train to cross a platform if the ratio of the length of the platform to the train length is 11:5.
      A 38 sec Correct Answer Incorrect Answer
      B 32 sec Correct Answer Incorrect Answer
      C 36 sec Correct Answer Incorrect Answer
      D 42 sec Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      Let the length of train be x m. According to the question, => 54 x (5/18) = x/10 => x = 150 m Length of the platform = 150 x (11/5) = 330 m Required time = (150 + 330)/15 = 32 seconds

      Practice Next

      Relevant for Exams:

      ask-question