Frank was reading through his favorite book. The book had 31 chapters, each with the same number of pages. It has a total of 31 pages. It took Frank 44 days to finish the book. How many pages are in each chapter?
1. We know that the book has 31 chapters, each with the same number of pages. 
2. We know that the book has a total of 31 pages. 
3. We know that it took Frank 44 days to finish the book. 

From this information, we can infer that Frank read one chapter per day. Therefore, each chapter must have 1 page.