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Railways R.R.C. (Allahabad) Solved Paper 1st Shift Held on 1-12-2013

  • question_answer
    41. Look at this series: 31, 29, 24, 22, 17.....what number should come next?                  

    A) 14                                

    B) 15             

    C) 13                                

    D) 12   

    Correct Answer: B

    Solution :

    \[31-2=29\] \[29-5=24\] \[24-2=22\] \[22-5=17\] \[17-2=15\]


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