How many pages is torn away the book?

There are a number of books with the title of Torn.
Torn by Kate Sparks has 651 pages.
Torn: Rescuing the Gospel from the Gays-vs.-Christians Debate by Justin Lee has 272 pages.Torn (A Wicked Trilogy) by Jennifer L. Armentrout has 368 pages.
Torn (The Missing) by Margaret Haddix has 368 pages.