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    Question

    ┬а Average of 24 observation is 41. Average of first 9

    observations is 42. Average of last 16 observations is 39. What is the value of 9th observation?
    A 14 Correct Answer Incorrect Answer
    B 24 Correct Answer Incorrect Answer
    C 18 Correct Answer Incorrect Answer
    D 20 Correct Answer Incorrect Answer

    Solution

    The correct answer is C

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