The manager of a 100-unit apartment complex knows from experience that all units will be occupied if the rent is $800 per month. a market survey suggests that, on average, one additional unit will remain vacant for each $10 increase in rent. what rent should the manager charge to maximize revenue?

Acircle has a diameter will endpoints of (-2,8) and (6, 4). what is the center of the circle

Write an inequality and solve each problem.for exercises 11 and 12, interpret the solution.

You just purchased two coins at a price of $670 each. because one of the coins is more collectible, you believe that its value will increase at a rate of 7.1 percent per year, while you believe the second coin will only increase at 6.5 percent per year. if you are correct, how much more will the first coin be worth in 15 years?