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    Select the number from among the given options that can replace the question mark (?) in the following series. 121, 144, 169, 196, ?
    Question

    Select the number from among the given options that can replace the question mark (?) in the following series.
    121, 144, 169, 196, ?

    A.

    215

    B.

    115

    C.

    225

    D.

    125

    Correct option is C

    Information Given:
    Series: 121, 144, 169, 196, ?
    Logic: Numbers are squares of consecutive integers (n² pattern).
    Step-by-step:
    121 = 11²
    144 = 12²
    169 = 13²
    196 = 14²
    Next → 15² = 225
    Short Trick:
    Recognize perfect squares increasing by +1 in base number.
    Final Answer:
    225
    Final Correct Option:
    (C)

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