Health clubs last year, the sports time
athletic club charged $20 to participate in
an aerobics class. seventy people attended
the classes. the club wants to increase the
class price this year. they expect to lose one
customer for each $1 increase in the price.
1. make a equation: f(x)
ex)
2. what price should the club charge to
maximize the income from the aerobics
classes?
3. what is the maximum income the sports
time athletic club can expect to make?