Find any numbers for which the rational expression is undefined.
A. a = 4
B. a = -4
C. a = 0
D. none
Answer: D
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Solve the problem.Northwest Molded molds plastic handles which cost $0.70 per handle to mold. The fixed cost to run the molding machine is $1613 per week. If the company sells the handles for $1.70 each, how many handles must be molded and sold weekly to break even?
A. 2304 handles B. 672 handles C. 1613 handles D. 1075 handles
Find all solutions of the equation. Express the solution in radians.cot x = 
A. 
+ n? or 
+ n?
B. 
+ n? or 
+ n?
C. 
+ n?
D. 
+ n?
Solve.A house has an assessed value of $290,500. For each $1000 of assessed value, the owner must pay $8.28 in taxes. How much must the owner pay in taxes?
A. $35,084.54 B. $24,053.40 C. $240.53 D. $2405.34
Online retail sales stood at $22.7 billion for 2000. For the next 2 years, they grew by 32.4% and 27.6% per year, respectively. For the next 6 years, online retail sales are projected to grow at 30.2%, 19.7%, 24.3%, 13.6%, 17.2%, and 10.6% per year, respectively. What are the projected online sales for 2008? Round your answer to one decimal place. ?
A. $113.6 billion B. $112.2 billion C. $110.8 billion D. $108.0 billion E. $109.4 billion