Question

    Select the number from among the given options that can

    replace the question mark (?) in the following series. 17, 25, 34, 44, 55, ?
    A 68 Correct Answer Incorrect Answer
    B 67 Correct Answer Incorrect Answer
    C 69 Correct Answer Incorrect Answer
    D 66 Correct Answer Incorrect Answer

    Solution

    17 + 8 = 25 25 + 9 = 34 34 + 10 = 44   44 + 11 = 55 55 + 12 = 67

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