On june 1, aaron company purchased equipment at a cost of $120,000 that has a depreciable cost of $90,000 and an estimated useful life of 3 years and 30,000 hours. using straight-line depreciation, calculate the depreciation expense for the final (partial) year of service, which ends on december 31.

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.