Problem. Favorite book.
Arthur's favorite book has 110 pages. Arthur set out to read the book in 10 days. How many pages should he read per day if he read 11 pages a day in the first 4 days?
Fill in here
Exemple !
Arthur's favorite book has 170 pages. Arthur set out to read the book in 17 days. How many pages should he read per day if he read 10 pages a day in the first 4 days?
4 x 10 = 40, pages read in the first 4 days
170 - 40 = 130
17 - 4 = 13, number of days left
130 : 13 = 10