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    Question

    What should come in place of the question mark (?) in the following number series?

    5 11 32 65 ?

    389
    A 266 Correct Answer Incorrect Answer
    B 194 Correct Answer Incorrect Answer
    C 146 Correct Answer Incorrect Answer
    D 166 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    5 × 2 + 1 = 11 11 × 3 - 1 = 32 32 × 2 + 1 = 65 65 × 3 – 1 = 194 194 × 2 + 1 = 389

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