A company acquired a copyright that now has a remaining legal life of 30 years. In the hands of the previous owner, the copyright had a 38-year useful life assigned to it. An analysis of market trends and consumer habits indicated that the copyrighted material will generate positive cash flows for approximately 25 years. What is the remaining useful life, if any, over which the company can amortize the copyright for accounting purposes

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.