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    Question

    A car which is moving at a speed of 60 km/hr overtakes a

    bus which is 800 metres ahead of it in 2 minutes. If the speed of the truck is 50% more than that of the bus, then find the time taken by the truck to travel 40.5 km.
    A 1.8 hrs Correct Answer Incorrect Answer
    B 2.5 hrs Correct Answer Incorrect Answer
    C 3 hrs Correct Answer Incorrect Answer
    D 5 hrs Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ, Let the speed of the bus be 'x' km/hr. When two objects are moving in the same direction, the relative speed is the difference between their speeds. Relative speed = (60 - x) km/hr. According to the question:

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