Question

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

    9 25 ? 121 221

    337
    A 64 Correct Answer Incorrect Answer
    B 67 Correct Answer Incorrect Answer
    C 62 Correct Answer Incorrect Answer
    D 70 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    2³ + 1 = 9 3³ - 2 = 25 4³ + 3 = 67 5³ - 4 = 121 6³ + 5 = 221 7³ - 6 = 337

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