Solve the problem.Economists use what is called a Leffer curve to predict the government revenue for tax rates from 0% to 100%. Economists agree that the end points of the curve generate 0 revenue, but disagree on the tax rate that produces the maximum revenue. Suppose an economist produces this rational function 
where R is revenue in millions at a tax rate of x percent. Use a graphing calculator to graph the function. What tax rate produces the maximum revenue? What is the maximum revenue?
A. 29.7%; $467 million
B. 26.5%; $469 million
C. 28.1%; $470 million
D. 31.4%; $464 million
Answer: B
Mathematics
You might also like to view...
Solve.5(2x - 1) = 20
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.If the legs of a right triangle have lengths 9 and 4, what is the length of the hypotenuse, that is, the longest side? Round your answer to the nearest tenth.
A. 8.1 B. 3.6 C. 9.8 D. 97.0
Mathematics
Use Euler's formula to answer the question.A prism has 18 edges. How many vertices and faces does it have?
A. 4, 12 B. 12, 8 C. 4, 6 D. 6, 8
Mathematics
Determine the standard equation of the ellipse described.Center at (0, 0); focus at (5, 0); vertex at (8, 0).
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics