The registration area has just opened at a large convention of dentists in Tallahassee, Florida. There are 200 people arriving per hour (Poisson distributed), and the cost of their waiting time in the queue is valued at $100 per person per hour. The Tallahassee Convention Center provides servers to register guests at a fee of $15 per person per hour. It takes about one minute to register an attendee (negative exponentially distributed). A single waiting line, with multiple servers, is set up.

What is the minimum number of the servers for this system?

Which of the following best describes the economic effect that results from the government having a budget surplus? a. consumers save more and spend less, enabling long-term financial planning. b. overall demand decreases, reducing the incentive for producers to increase production. c. banks have more deposits, enabling them to make more loans to investors. d. government spending increases, increasing competition for goods and services and driving prices up.

Suppose a jury of 12 people is chosen from the above pool, and this jury hears a case and discusses the verdict; x is the number who think the defendant is guilty.

Jiffy printing shops does a lot of printing job for college students. the shop use an average of 25 cases of copy paper each day during the 312 days last year. the shop opens 6 days a week for 52 weeks each year and closes on sundays. each case of paper costs $35. it conducts a count of its paper inventory at the end of every quarter of the year. the table below shows the inventory counting records for last year. inventory end of quarter 1 700 cases end of quarter 2 1,050 cases end of quarter 3 920 cases end of quarter 4 800 cases 1. what's jiffy's cost of goods sold last year? 2. what's jiffy's average aggregate inventory value? 3. what's jiffy's inventory turnover last year? 4. what is the printing shop's weeks of supply last year?