Mr. ruiz reads that 408 students at oakdale middle school take the bus. bus riders represent 60% of the total number of students at the school. mr. ruiz wants to know the total number of students at the school. what is the total number of students?

Set up and solve a proportion for the following application problem. if 55 pounds of grass seed cover 404 square feet, how many pounds are needed for 7272 square feet?

Sara made $253 for 11 hours of work. at the same rate how much would he make for 7 hours of work?

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.