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      Question

      Without stopping the speed of the train is 120 kmph,

      with stopping the speed of the train is 90 kmph.Find the stop time of the train?
      A 12 minutes Correct Answer Incorrect Answer
      B 24 minutes Correct Answer Incorrect Answer
      C 30 minutes Correct Answer Incorrect Answer
      D 15 minutes Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      Stopping time = (120 – 90)/120 = 30/120 = 1/4 hrs = 15 min

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