The school allocated 524 books to each class according to the ratio of three classes in Grade 6. There were 42 students in class 1, 45 students in class 2 and 44 students in class 3. How many books should each class get?
42+45+44=131
Class 1 = 524 * 42 / 131 = 168
Class 2 = 524 * 45 / 131 = 180
Class 3 = 524 * 44 / 131 = 176