Find the LCD of the given rational expressions.
; 
A. r(r + 1)(r + 4)
B. (r + 4)2
C. r(r + 4)2
D. r(r + 4)
Answer: C
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Suppose that in the control phase of the financial planning process a firm discovers it cannot raise the funds that are required to meet the forecasted sales. In this situation, the firm should ______.
A. use available cash to repay as many outstanding loans as possible B. scale back its projected level of operations C. expand its plant and equipment to the level necessary to meet the sales forecast D. build up its inventory quickly E. reformulate its plans to increase retained earnings and to decrease the dividend payments to stockholders
Use the tautology 
to write statement in an equivalent form.
?
We will not visit New York or visit the Statue of Liberty.
?
A. If we visit New York, then we do not visit the Statue of Liberty. B. If we do not visit New York, then we do not visit the Statue of Liberty. C. If we do not visit New York, then we visit the Statue of Liberty. D. If we visit New York, then we visit the Statue of Liberty.
Solve the problem.Behemoth Back Packs, Inc. finds that the cost to make each of its backpacks is $20 and each backpack sells for $79. If the company's fixed costs for a month are $7723, how many backpacks must the company sell in a month in order to make a profit?
A. at least 131 backpacks B. at most 75 backpacks C. at least 79 backpacks D. at least 146 backpacks
Solve the problem.The diagonal d (from the lower back corner to the upper front corner) of a rectangular solid, like the one shown below, is given by d = 
A rectangular shipping crate has a diagonal of 26 inches. If the longest side of the crate is 4.0 times the shortest side, and the other side is 2.0 in. longer than the shortest side, find all measurements of the crate, to the nearest inch. 
x x + 2.0 4x
A. 10 in., 11 in., 40 in. B. 7 in., 9 in., 28 in. C. 10 in., 24 in., 26 in. D. 6 in., 8 in., 24 in.