The total number of digits used in numbering the pages of a book having 464 pages is
1340
1284
1298
1363
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Explanation
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Total number of digits
= (No. of digits in 1- digit page nos. + No. of digits in 2-digit page nos. + No. of digits in 3- digit page nos. + No. of digits in 4- digit page nos.)
= ( 1 x 9 + 2 x 90 + 3 x 365) = 1284.
The total number of digits used in numbering the pages of a book having 464 pages is
