The Hotel Plenrich has 650 rooms. Currently the hotel is filled . The daily rental is $ 600 per room.
For every $ 8 increase in rent the demand for rooms decreases by 8 rooms.
Let x = the number of $ 8 increases that can be made.
What should x be so as to maximize the revenue of the hotel ?
What is the rent per room when the revenue is maximized? $
What is the maximum revenue? $