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Mathematics, 06.11.2020 01:20 PanjiUR9220
What is the total number of digits required in numbering the pages of a book, which has 105 pages?
207.
9 digits from 1-9.
90 digits from 10-99
and 18 digits from 100-105. add it.
9+90+18=207
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Answers: 2
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