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    Question

    A car travels at the speed of 40 km/hr. for the first

    half of the journey and at the speed of 60 km/hr for the second half of the journey. What is the average speed of the car for the entire journey?
    A 48km/h Correct Answer Incorrect Answer
    B 36km/h Correct Answer Incorrect Answer
    C 52km/h Correct Answer Incorrect Answer
    D 26km/h Correct Answer Incorrect Answer

    Solution

    Average Speed = (2×40×60)/40+60 = (2×60×50)/100 =48km/h

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