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    Question

    The average speed of a bus is 4/5 of the average speed

    of a car which covers 2000 km in 80 hrs. What is the average speed of the bus? 
    A 20 km/hr Correct Answer Incorrect Answer
    B 30 km/hr Correct Answer Incorrect Answer
    C 40 km/hr Correct Answer Incorrect Answer
    D 50 km/hr Correct Answer Incorrect Answer

    Solution

    Distance covered by car = 2000 km, Time = 80 hrs. Speed of a car = Distance/time = 2000/80 = 25 km/hr Average speed of a bus = (4/5) of 25 = 20 km/hr

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