A printer numbers the pages of a book starting with 1 and uses 1659 digits in all. How many pages does the book have?
589
568
570
634

That's right!

Nice try!

Please choose an answer!

solve

No. of digits in 1-digit page nos. = 1 x 9 = 9.
No. of digits in 2-digit page nos. = 90 x 2 = 180
.No. of digits in 3-digit page nos. = 1659 - ( 9 + 180) = 1470.
∴ No. of pages with 3-digit page nos. = (1470 / 3) = 490.
Hence, total number of pages = (9 + 90 + 490) = 589.