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Railways Sample Paper RRB (Assistant Loco Pilot & Technician) Sample Test Paper-2

  • question_answer
    Four of the following five are alike in a certain way and so form a group. Which is the one that does not belong to that group?

    A)  15                               

    B)  17

    C)  23                   

    D)       29

    Correct Answer: A

    Solution :

    : All other numbers are prime.


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