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    Question

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

    210     211      207     223     

    159      ?
    A 233 Correct Answer Incorrect Answer
    B 213 Correct Answer Incorrect Answer
    C 203 Correct Answer Incorrect Answer
    D 415 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    210 + 40 = 211 211 – 41 = 207 207 + 42 = 223 223 – 43 = 159 159 + 44 =  415

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