The students in a school decided to collect old books to donate to schools in villages around the country. During the year, they collected a lot of books and were able to donate 327 books to 415 schools each. If there are 29 students in class A and each student in the class collected 59 books, then how many books were collected by the students of other classes?
Jay's income is 50% less than Amy's income, Lara's income is 20% less than Jay's income, and Sarah's income is 30% less than Jay's income. Amy gave 50% of her income to Lara and 50% of her income to Sarah, Lara's new income would be what fraction of Sarah's new income?