Everyman's Library

Everyman's Library names 73 books, every one listed here. The most approachable of them is Are You There God? It's Me, Margaret by Judy Blume (difficulty 25/100, about 1.5 hours); the hardest is Ulysses by James Joyce (89/100).

Questions

How many books are on Everyman's Library?
73, all of them listed here with how hard each is to read and how long it takes.
Which book on Everyman's Library is the easiest to read?
Are You There God? It's Me, Margaret by Judy Blume, difficulty 25/100, about 1.5 hours. The hardest is Ulysses by James Joyce, at 89/100.
How long would it take to read every book on Everyman's Library?
About 880 hours for the 73 books ReadingRate measures, at 250 words a minute adjusted for each book's difficulty: 440 days at two hours a day.

Other lists: Penguin Classics Collection, Penguin Modern Classics, NYRB Classics, Library of America, Biblioteca Ayacucho, Bibliothèque de la Pléiade, Heinemann African Writers Series, Oxford World's Classics, UNESCO Collection of Representative Works. All lists.