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    Question

    Determine the mean proportion of 72 and

    50.
    A โˆš18 Correct Answer Incorrect Answer
    B 60 Correct Answer Incorrect Answer
    C 45 Correct Answer Incorrect Answer
    D โˆš5 Correct Answer Incorrect Answer

    Solution

    ATQ, Mean proportion of (x, y) = โˆšxy So, required mean proportion = โˆš(72 ร— 50) = โˆš3600 = 60

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