A sales team estimates that the number of new phones they will sell is a function of the price that they set. They E that if they set the price at x dollars, they will sell f(x) = 1720 – 5x phones. Therefore, the company's revenue is
r. (1720 – 5x). Find the price r which will maximize the company's revenue.

Which system of linear inequalities is graphed? can somebody pleasssse

Acircular city park has a sidewalk directly through the middle that is 111 - feet long. if each bag of fertilizer covers 50 square feet, then determine how many bags of fertilizers the parks and recreation department needs to use to cover the circular park. ignore all the sidewalks around and through the park.

You can find the constant of proportionality by finding the ratio of