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' = √(a X b)

    Mean proportion of 40 and 19.6 = Image

    = √784 = 28

    Practice Next