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    Question

    If the mean proportion of 2.25 and 1 is 'k', then find

    the value of '4k'.
    A 5 Correct Answer Incorrect Answer
    B 6 Correct Answer Incorrect Answer
    C 7 Correct Answer Incorrect Answer
    D 8 Correct Answer Incorrect Answer

    Solution

    k = √(2.25 × 1) = √2.25 = 1.5
    Required value = 4 × 1.5 = 6

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