The manager of a 100-unit apartment complex knows from experience that all units will be occupied if the rent is $500 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?

750$

Step-by-step explanation:

lets say the increase is x times 10$. it means manager asks for (500+10x) and earns it from (100-x) apartments. Revenue will be the product of the two:

its a parabola, and its maximum is on the vertex, or at

so he should add 10$ 25 times, or ask 750$

srry idk

step-by-step explanation:

they used 313 gallons of paint