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SSC Sample Paper SSC CGL - Sample Paper-22

  • question_answer
    Direction: A series is given with one two term missing. Choose the correct alternative from the given ones that will complete the series.
    1, 9, 25, 49, 81, ?

    A) 100                              

    B) 112     

    C) 121                  

    D) 144

    Correct Answer: C

    Solution :

    The series consists of squares of consecutive odd numbers  i.e.,            \[{{1}^{2}},{{3}^{2}},{{5}^{2}},{{7}^{2}}\,\,\,\,{{9}^{2}}.......\] So, missing term \[={{11}^{2}}=121\] 


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