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. 34.0%; $271 million
B. 36.6%; $268 million
C. 41.2%; $264 million
D. 35.8%; $276 million
Answer: B
Mathematics
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Provide an appropriate response.Which one of the following ratios is not the same as 5 to 2?(a) 10 to 4 (b) 50 to 20(c) 25 to 10 (d) 2 to 5
Fill in the blank(s) with the appropriate word(s).
Mathematics
Solve the problem. Round to two decimal places if needed.Find the length of the arc intercepted by a central angle of ? = 60° in a circle of radius r = 4 feet.
A. 4.35 feet B. 4.4 feet C. 4.25 feet D. 4.19 feet
Mathematics
Write the equation in slope-intercept form.16x + 10y = 5
A. y = 
x + 
B. y = 
x - 
C. y = 16x - 5
D. y = - 
x + 
Mathematics
Factor by grouping.uv - 7u + 5v - 35
A. (v + 7)(u - 5) B. (v - 7)(u + 5) C. 5u(v - 7) D. (v - 5)(u + 7)
Mathematics