Sports Specialists makes baseballs and softballs in a three-step process. Unfortunately, the sewing machine process has been identified as a bottleneck. Each softball has a contribution margin of $6.00 and each baseball has a contribution margin of $2.00. The sewing machine can make 10 softballs or 25 baseballs in one hour. A. If demand for both products is unlimited and the sewing machine capacity cannot be expanded, which product should be produced?
B. If demand for each ball is limited to 6,000 balls and there are 800 hours available on the machine, how many of each product should be produced?

Carrie works at a canned food production factory. the government wanted to give a boost to the salt industry, so it lined up numerous subsidies and tax exemptions for the sector. this lead to a decrease in production costs. this also meant that consumers could access canned foods at a lower price, which lead to an increase in demand for the product. which kind of economic system is carrie’s company dealing with? carrie’s company is dealing with a/an economy.

Areal estate agent is considering changing her cell phone plan. there are three plans to choose from, all of which involve a monthly service charge of $20. plan a has a cost of $.42 a minute for daytime calls and $.17 a minute for evening calls. plan b has a charge of $.52 a minute for daytime calls and $.15 a minute for evening calls. plan c has a flat rate of $80 with 275 minutes of calls allowed per month and a charge of $.38 per minute beyond that, day or evening.a. determine the total charge under each plan for this case: 150 minutes of day calls and 70 minutes of evening calls in a month. (do not round intermediate calculations. round your answer to 2 decimal places. omit the "$" sign in your response.)c. if the agent will use the service for daytime calls, over what range of call minutes will each plan be optimal? (round each answer to the nearest whole number.include the indifference point itself in each answer.)d. suppose that the agent expects both daytime and evening calls. at what point (i.e., percentage of total call minutes used for daytime calls) would she be indifferent between plans a and b?

Firms like papa john’s, domino’s, and pizza hut sell pizza and other products that are differentiated in nature. while numerous pizza chains exist in most locations, the differentiated nature of these firms’ products permits them to charge prices above marginal cost. given these observations, is the pizza industry most likely a monopoly, perfectly competitive, monopolistically competitive, or an oligopoly industry?