The total number of digits used in numbering, the pages of a book having 366 pages is

A    1305

B    1098

C    990

D    782

Solution

Correct Answer: Option C

 

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 267) = (9 + 180 + 801) = 990.

 

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