New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    In a 450-metre race, ‘A’ beats ‘B’ by 10 seconds

    or 50 metres. Find the time taken by ‘B’ to finish the race.
    A 40 seconds Correct Answer Incorrect Answer
    B 90 seconds Correct Answer Incorrect Answer
    C 100 seconds Correct Answer Incorrect Answer
    D 50 seconds Correct Answer Incorrect Answer

    Solution

    Speed of ‘B’ = (50/10) = 5 m/s Time taken by ‘B’ to finish the race = 450 ÷ 5 = 90 seconds

    Practice Next

    Relevant for Exams: