The total number of digit used in numbering the pages of a book having 366 pages, is :	Select:
A) 732	B) 990	C) 1098	D) 1305	E) None of these
Solution   Total number of digits =( No. of digits in 1-digits page nos. + No. of digits in 2-digits page nos. + No. of digits i 3-digits page nos.)   = (1 * 9 + 2 * 90 + 3 * 267) = (9 + 180 + 801)= 
<gadget id="calculator">(9 + 180 + 801)</gadget>
<output>990</output>
990 .   Answer 990
<result>B</result>
The total number of digit used in numbering the pages of a book having 366 pages, is :