Railways Sample Paper RRB (Group D) Sample Test Paper-10

  • question_answer
    DIRECTION: In the following question, select the old number pair from the given alternatives.

    A) \[7-50\]

    B)                     \[11-122\]

    C) \[15-226\]         

    D)  \[13-168\]

    Correct Answer: D

    Solution :

    [d] According to question, \[{{(7)}^{2}}+1=50\] \[{{(11)}^{2}}+1=122\] \[{{(15)}^{2}}+1=226\] But \[{{(13)}^{2}}+1\ne 168=170\]


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