Un recently, hamburgers at the city sports arena cost $3.70 each. The food concessionaire soid an average of 13,000 hamburgers on geme night. When the price was mised to $4.30, hamburger sales dropped off to an average of 7.000 per night. (a) Assuming a linear demand curve, fnd the price of a hamburger that will maximize the nightly hamburger revenue (b) If the concessionaire had fixed costs of $2.000 per night and the variable ceet is $0.50 per hamburger, find the price of a hamburger that will maximize the nighty hamburger profit (a) Assuming a linear demand curve, find the price of a hamburger that wil meximize the nightly hamburger revenue The hamburger price that will maximize the nightly hamburger revenue is (Round to the nearest cont as needed) (b) if the concessionaire had fixed costs of $2,000 per night and the variable cost is $0 50 per hamburger, find the price of a hamburger that will maximize the nighty hamburger prof The hamburger price that will maximize the nighty hamburger profes