A $19.9$-ft walkway between two department stores is higher at one end than the other. The sine of the angle of elevation is $0.1299$. Determine the distance between the two buildings.

Alexandra and Jean-Sébastian work in a department store. Alexandra is speaking sharply to Jean-Sébastien. Give him the same instruction in a more tactful way.

Change le DVD !

Alexandra and Jean-Sébastian work in a department store. Alexandra is speaking sharply to Jean-Sébastien. Give him the same instruction in a more tactful way.

Va $\`a$ la banque !

Office Supply World assigns overhead to a department based on the square feet of office space it occupies. The overhead for a month totaled $\$ 9,000$ and each department occupies the following number of square feet: furniture, $2,000$ ; computer supplies, $1,600$; consumable office supplies, $2,500$; leather goods, $1,200$; and administrative services, $800$ . Find each department's overhead. Use the full calculator value of the decimal equivalent to find overhead.

The state sales tax in New York is 4.25%. Jean spends $208 at a department store, but only half of the merchandise she purchases is taxed. What is her total bill?

Alexandra and Jean-Sébastian work in a department store. Alexandra is speaking sharply to Jean-Sébastien. Give him the same instruction in a more tactful way.

Téléphone au directeur !

Suppose that a department contains 10 men and 15 women. How many ways are there to form a committee with six members if it must have more women than men?

Your department sends its copying to the photocopy center of your company. The center bills your department 0.10 per page. You have investigated the possibility of buying a departmental copier for 3000 dollars. With your own copier, the cost per page would be 0.03 dollars. The expected life of the copier is 4 years. How many copies must you make in the four-year period to justify buying the copier?

Manufacturing Two departments of a firm, $\mathrm{A}$ and $\mathrm{B}$, need different amounts of the same products. The following table gives the amounts of the products needed by the two departments.

These three products are supplied by two suppliers, Ace and Kink, with the unit prices given in the following table.

(a) Use matrix multiplication to find how much these two orders will cost at the two suppliers. The result should be a $2 \times 2$ matrix.

(b) From which supplier should each department make its purchase?

If you buy a 13-week T-bill with a maturity value of $5,000 for$4,922.15 from the U.S. Treasury Department, what annual interest rate will you earn?

Cadwell manufactures cell phones. The conversion costs to produce cell phones for November are added evenly throughout the process in the Assembly Department. The company uses the weighted-average method. For each of the following separate assumptions, calculate the equivalent units of production for conversion costs in the ending Work-in-Process Inventory for the Assembly Department

1. 12,000 cell phones were 60% complete
2. 21,000 cell phones were 40% complete

The Miami Police Department wants to know how black residents of Miami feel about police service. A researcher prepares several questions about the police. The police department chooses an SRS of 300 mailing addresses in predominantly black neighborhoods and sends a uniformed black police officer to each address to ask the questions of an adult living there. (a) What are the population and the sample? (b) Why are the results likely to be biased even though the sample is an SRS?

The chief cost accountant for Sassy Beverage Co. estimated that total factory overhead cost for the Blending Department for the coming fiscal year beginning June 1 would be $97,500, and total direct labor costs would be$75,000. During June, the actual direct labor cost totaled $6,300, and factory overhead cost incurred totaled$8,250.

c. What is the June 30 balance of the account Factory Overhead—Blending Department?

Identify the type of responsibility center (revenue center, cost center, profit center, or investment center) for each of the following situations. D. the sales department of Four Winns