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    Question

    Find the value√(2k+11)

    src="file:///C:/Users/ashut/AppData/Local/Temp/msohtmlclip1/01/clip_image002.gif" alt="" width="7" height="22" />  where k is the average of 36, 45, 33, 26, and 35.
    A 8 Correct Answer Incorrect Answer
    B 10 Correct Answer Incorrect Answer
    C 9 Correct Answer Incorrect Answer
    D 7 Correct Answer Incorrect Answer

    Solution

    16, 25, 13, 26, and 15. Average (k) = (36+45+33+26 +35)/5 =175/5 =35 k =35 now √(2k+11)        = √ (2×35+11) = √81 =9

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