As an employee for a large shipping company, you are aggrieved by the current work conditions. Your direct supervisor has been making you and your fellow employees stay long hours without overtime pay and making disparaging remarks about your work ethic. The floors of the storage warehouse are constantly soaked and slippery from a leaky roof, and the supervisor only remarks that the company will have to lay off people if you want the roof fixed. Late one night, you decide to take your complaints to social media. How do you approach your communications

Until recently, hamburgers at the city sports arena cost $4.70 each. the food concessionaire sold an average of 13 comma 000 hamburgers on game night. when the price was raised to $5.40, hamburger sales dropped off to an average of 6 comma 000 per night. (a) assuming a linear demand curve, find the price of a hamburger that will maximize the nightly hamburger revenue. (b) if the concessionaire had fixed costs of $1 comma 500 per night and the variable cost is $0.60 per hamburger, find the price of a hamburger that will maximize the nightly hamburger profit.