At an amusement park, a person spends $30 on admission and food, and then goes on r number of rides that cost $2 each. a. Write an equation to represent the total amount A spent at the amusement park if a person goes on anywhere from 0 to 5 rides.

b. Represent the relation as a table, as a graph, and as a mapping diagram.

c. Find the domain and range and then determine whether the relation is
a function or not.