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    Question

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

    7, 8, 18, 57, 232,

    ?
    A 1250 Correct Answer Incorrect Answer
    B 1025 Correct Answer Incorrect Answer
    C 1165 Correct Answer Incorrect Answer
    D 1005 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ, 7 × 1 + 1 = 8 8 × 2 + 2 = 18 18 × 3 + 3 = 57 57 × 4 + 4 = 232 232 × 5 + 5 = 1165

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