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 !

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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.

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?

“To ensure unbiased cost allocations, fixed costs should be allocated on the basis of estimated long-run use by user-department managers.” Do you agree? Why?

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?

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 !

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.

Parle $\`a$ cette dame !

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 !

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?

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?

Data for Warner Company are given in BE21-1. Supporting records show that (b) the Finishing Department used the remainder. Journalize the assignment of the costs to the processing departments on March 31.

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?

An item at a department store is priced at 189.99 dollars and can be bought by making 20 payments of 10.50 dollars. Find the interest rate, assuming that interest is compounded monthly.

The longest truck-mounted ladder used by the Dallas Fire Department is 108 feet long and consists of four hydraulic sections. Gerald Travis, aerial expert for the department, indicates that the optimum operating angle of this ladder is $60^{\circ} .$ The fire fighters find they need to reach the roof of an 84-foot burning building. Assume the ladder is mounted 8 feet above the ground. Draw a labeled diagram of the situation.