📢 Too many exams? Don’t know which one suits you best? Book Your Free Expert 👉 call Now!

    Question

    A man travels some distance at a speed of 28 km/hr and

    returns at a speed of 21 km/hr. If the total time taken by him is 4 hrs 30 min, the distance is
    A 20 km Correct Answer Incorrect Answer
    B 32 km Correct Answer Incorrect Answer
    C 54 km Correct Answer Incorrect Answer
    D 24 km Correct Answer Incorrect Answer
    E 16 km Correct Answer Incorrect Answer

    Solution

    Let the distance travelled by a man be D km According to the question, Total time taken = 4 hrs 30 min = 4(30/60) = 9/2 hours Total time = T1 + T2 D/28 + D/21 = 9/2 (3D + 4D)/84 = 9/2 7D/84 = 9/2 D = 54 km

    Practice Next
    More Time and distance Questions

    Relevant for Exams:

    ask-question