Question
A Printer number the pages of a book starting with and used digit in all. How many pages does the book have:
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Text solutionVerified
No. of digits in 1-digit page no.
No. of digits in 2-digit page no.
No. of digits in 3-digit page no.
No. of digits in 4-digit page no.
No. of pages with 4- digit page no.
Hence, total no. of pages in the book
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Question Text | A Printer number the pages of a book starting with and used digit in all. How many pages does the book have: |
Answer Type | Text solution:1 |
Upvotes | 150 |