Question

    One - Fourth of a certain journey is

    covered at the rate of 25km/h, one- third at the rate of 30 km/h and rest at 50 km/h. Find the average speed for the whole journey.
    A 600/53 kmph Correct Answer Incorrect Answer
    B 1200/53 kmph Correct Answer Incorrect Answer
    C 1800/53 kmph Correct Answer Incorrect Answer
    D none of these Correct Answer Incorrect Answer

    Solution

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