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

    тЪб Month End Offer - Flat 52% Off On All Courses! Enroll Now тЪб
    00:00:00 AM Left

    Question

    Two trains X and Y whose length are in ratio of 5:8 and

    time taken to cross a man standing on a platform is 5:2. If the speed of the train X is 24 km/h find speed of the train Y in m/s.
    A 12 m/s Correct Answer Incorrect Answer
    B 17 m/s Correct Answer Incorrect Answer
    C 27 m/s Correct Answer Incorrect Answer
    D None of these Correct Answer Incorrect Answer

    Solution

    Let the length of train X = 5a , time = 5b Speed = a/b Let the length of train Y = 8a , time = 2b Speed = 4a/b Ratio of the speed =┬а ┬а= 1 : 4 Speed of train Y = 24 ├Ч 4 = 96 km/h in m/s = 96 ├Ч 5/18 = 27 m/s ( approx )

    Practice Next
    More Time and distance Questions

    Relevant for Exams:

    ask-question