Shelley is searching online for airline tickets. Two weeks ago, the cost to fly from Hartford to Denver was $200. Now the cost is $285. What is the percent increase? What would be the percent increase
the airline charges an additional $50 baggage fee with the new ticket price?
The percent increase of the airline ticket is %.

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.