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Railways R.R.C. (Gorakhpur) Solved Paper Held on 2nd Shift 30-11-2014

  • question_answer
    Which of the following is not a prime factor of 2860?

    A) 13

    B)                           11

    C) 5                                 

    D) 4

    Correct Answer: D

    Solution :

    Factor of 2860\[={{2}^{2}}\times 5\times 11\times 13\] Hence 4 is not a prime factor.


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