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Railways R.R.C. (Hazipur) Solved Paper Held on 27-10-2013

  • question_answer
    How many digits are required for numbering the pages of a book having 300 pages?

    A) 299                              

    B) 492

    C) 789                              

    D) 792

    Correct Answer: D

    Solution :

    \[9+90~\times 2+201\times ~3=792\]


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