The number of digits you have to type to fill all the pages of a book from page one is 2019. How many page
s does the book have ?
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Given there are a total of 366 pages.
Total number of digits = Number of digits in 1- digit page numbers + Number of digits in 2-digit page numbers + Number of digits in 3- digit page numbers
=(1×9+2×90+3×267)=(9+180+801)=990
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