Question

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

    31      48       67       90      ?        150

    A 117 Correct Answer Incorrect Answer
    B 119 Correct Answer Incorrect Answer
    C 115 Correct Answer Incorrect Answer
    D 111 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    31 + 17 = 48 48 + 19 = 67 67 + 23 = 90 90 + 29 =  119 119 + 31 = 150

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