The total number of digits used in numbering the pages of a book having 356 pages is Select.
A) 732  B) 990  C) 1098  D) 960  E) 1405
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.)   = (1 x 9 + 2 x 90 + 3 x 257) = (9 + 180 + 771)= 
<gadget id="calculator">(9 + 180 + 771)</gadget>
<output>960</output>
960.   ANSWER:960
<result>D</result>
The total number of digits used in numbering the pages of a book having 356 pages is