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    Question

    What will come in place of the question mark (?) in the

    following series? 12, 13, 27, ?, 329, 1646
    A 82 Correct Answer Incorrect Answer
    B 42 Correct Answer Incorrect Answer
    C 72 Correct Answer Incorrect Answer
    D 29 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ, 12 × 1 + 1 = 13 13 × 2 + 1 = 27 27 × 3 + 1 = 82 82 × 4 + 1 = 329 329 × 5 + 1 = 1646

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