A certain country's income distribution is described by the function
?
?
Sketch the Lorentz curve for this function.
?
Compute 
and interpret your results.
?
A. 
The lowest 60 percent of the people receive 37.3 percent of the total income.
The lowest 80 percent of the people receive 64.9 percent of the total income.
?
B.
The lowest 80 percent of the people receive 37.3 percent of the total income.
The lowest 60 percent of the people receive 64.9 percent of the total income.
?
C.
The lowest 60 percent of the people receive 37.3 percent of the total income.
The lowest 80 percent of the people receive 64.9 percent of the total income.
?
Answer: A
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Simplify.17 + (-13) - (-15)
A. -19 B. 15 C. -11 D. 19
Solve the problem.The polynomial function I(t) = -0.1t2 + 1.8t represents the yearly income (or loss) from a real estate investment, where t is time in years. After what year does income begin to decline?
A. 9 B. 8 C. 12.00 D. 18
Answer the question.The given graph is that of the derivative of a function f. Using information obtained from the graph of f' and the fact that f(-1) = -
and f(1) = 
, sketch the graph of f. Explain how you obtained the graph of f.
What will be an ideal response?
Solve the linear programming problem by the simplex method
a. x = 24, y = 0, z = 24, t = 0, u = 11, v = 21, w = 32, P = 134
b. x = 0, y = 24, z = 0, t = 0, u = 11, v = 21, w = 32, P = 168
c. x = 11, y = 24, z = 0, t = 0, u = 0, v = 21, w = 32, P = 179
d. x = 11, y = 0, z = 0, t = 24, u = 11, v = 21, w = 32, P = 96