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?

Bob is putting books on a shelf and takes a break after filling 18 1/2 inches on the book shelf. the book shelf is now 2/3 full. how long is the entire bookshelf?

An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.

The table below shows the function f. determine the value of f(3) that will lead to an average rate of change of 19 over the interval [3, 5]. a. 32 b. -32 c. 25 d. -25