New RBI Grade B 2025 Notification will come Soon! Enroll Here

    Question

    A man travelled a total distance of 400 km. He travelled

    first 300 km on car with a speed of 60 km/h and rest of the distance on bike whose speed is 40 km/h less than that of the car. Find his average speed for the whole journey.
    A 42 km/h Correct Answer Incorrect Answer
    B 43 km/h Correct Answer Incorrect Answer
    C 40 km/h Correct Answer Incorrect Answer
    D 45 km/h Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Total time taken to cover the whole journey = 300/60 + 100/20 = 5 + 5 = 10 km Desired average speed = 400/10 = 40 km/h

    Practice Next

    Relevant for Exams: