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    What should come in place of ‘?’ in the given series? 5, 11, 29, ? ,245, 731, 2189
    Question

    What should come in place of ‘?’ in the given series?
    5, 11, 29, ? ,245, 731, 2189

    A.

    97

    B.

    83

    C.

    85

    D.

    79

    Correct option is B


    5 × 3 – 4 = 11
    11 × 3 – 4 = 29
    29 × 3 – 4 = 83
    83 × 3 – 4 = 245
    245 × 3 – 4 = 731
    731 × 3 – 4 = 2189

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