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

Answers: 2

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What is the total number of digits required in numbering the pages of a book, which has 105 pages?...