Azeld2001viz
Answered

The number of digits used to write all the page numbers in a book is 35. How many pages has the book?

Sagot :

MinChanviz
There are 22 pages. 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22
I think the answer is 18, I'm not that sure.