Question

A set of nine books is arranged in orderly fashion on a Shelf. Each book has 100 pages that is sheets of paper with printing on both sides making 900 pages in all. A work starting on the first page of the book eats through to the last page of the last book how many pages does the worm eat​

Answer 1

1( first page of volume 1) + 900 (900 book of 100 pages) + 1 (last page of the book)