ЁЯУв Too many exams? DonтАЩt know which one suits you best? Book Your Free Expert ЁЯСЙ call Now!

    Question

    1500 metres long train crosses a man who is moving in

    the same direction with a certain speed, in 30 seconds. If the same train can cross a tree in 25 seconds with the same speed, then find the speed of the man.
    A 10 m/sec Correct Answer Incorrect Answer
    B 12 m/sec Correct Answer Incorrect Answer
    C 16 m/sec Correct Answer Incorrect Answer
    D 18 m/sec Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Speed of train = 1500/25 = 60 m/sec Let the speed of the man be тАШsтАЩ m/sec Relative speed of the train = (60 тАУ s) m/sec According to the question, (60 тАУ s) = 1500/30 Or, s = 60 тАУ 50 = 10 Therefore, speed of the man = 10 m/sec

    Practice Next
    More Time and distance Questions

    Relevant for Exams:

    ask-question