A batch of 40 car batteries required $200 of directmaterials and 10 direct labor hours at $15 per hour. Estimated total overhead for the year was $760,000and estimated direct labor hours were 20,000. Whatwould be recorded as the cost of the batch?

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.