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    Question

    Determine the mean proportion of 40 and 19.6

    A 26 Correct Answer Incorrect Answer
    B 24 Correct Answer Incorrect Answer
    C 28 Correct Answer Incorrect Answer
    D 32 Correct Answer Incorrect Answer

    Solution

    Mean proportion of two numbers 'a' and 'b' = тИЪ(a X b)

    Mean proportion of 40 and 19.6 =┬а Image

    = тИЪ784 = 28

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