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  1. 61 57 50 61 43 36 61

  2. A.
    29 61
    B.
    27 20
    C.
    31 61
    D.
    22 15
    E.
    29 22

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    Answer : Option E

    Explanation :

    This is an alternating repetition series, in which a random number, 61, is interpolated as every third number into an otherwise simple subtraction series. Starting with the second number, 57, each number (except 61) is 7 less than the previous number.


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