At the sewing store, Brenda bought a bag of mixed buttons. She got 765 large buttons and 85 small buttons. What percentage of the buttons were large?

Three students, javier, sam, and corrine, participated in a fundraiser where people donated a certain amount of money per lap that the student ran. each student also had some initial donations that were collected before the run. the equations that represent each student's total donation, y, based on the number of laps ran, x, is shown below. match each equation with the correct rate of change for that student.