Help Which function is best represented by this graph

Which undefined geometric term is described as a location on a coordinate plane that is designed by an ordered pair (x,y) ?

Use the data on the dot plot to answer the question.how many people read for more than three hours last week? i'm on a unit test review

Part a: sam rented a boat at $225 for 2 days. if he rents the same boat for 5 days, he has to pay a total rent of $480. write an equation in the standard form to represent the total rent (y) that sam has to pay for renting the boat for x days. (4 points)