It takes 852 digits to number the pages of a book consecutively.

How many pages are there? How many times is the digit 7 printed?

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- Mar 23rd 2010, 05:17 AMsri340Digits
It takes 852 digits to number the pages of a book consecutively.

How many pages are there? How many times is the digit 7 printed?

- Mar 23rd 2010, 06:02 AMbobisback

852 -9 (1-9) - 180 (10-99) = 663

then divide 663 by 3 = 223

therefore 223 + 90 + 9 = Your answer i think

And 7 appears once per 10 except at 70-79 where it appears 11 times over 10 pages so i get 62 u need 2 check my answers though make sure that i am right

bobisback - Mar 23rd 2010, 06:11 AMsa-ri-ga-ma