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  1. Find the average of first 5 consecutive even numbers starting from 2 to 10, where the last even number is 10.

    2. A.
    1
    B.
    6
    C.
    2
    D.
    8

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    Answer : Option B

    Explanation :


    The average of first n consecutive even numbers starting from 2 to X, where the last even number is X, is given by:
    = (X+2)/2
    Here, X=10
    So, the required average = (10+2)/2
    = 12/2
    =6

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