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    Question

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

    12       16       43       ?        

    184        220
    A 65 Correct Answer Incorrect Answer
    B 52 Correct Answer Incorrect Answer
    C 55 Correct Answer Incorrect Answer
    D 59 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    12 + 22 = 16 16 + 33 = 43 43 + 42 = 59 59 + 53 = 184 184 + 62 = 220

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