Solve the problem. Assume that probabilities are representative of the best strategies. Round to two decimal places, if necessary.A person is considering three different stocks, and each is sensitive to a certain economic indicator. The indicator will be positive, neutral, or negative, and fluctuate randomly. The payoffs are given in the table below, in thousands of dollars. What is the expected value of profit? 
A. 10.54
B. 5.18
C. 34
D. 30
Answer: A
Mathematics
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Solve the equation.
= 9
A. -7, 11 B. 7, 11 C. -11 D. No solution
Mathematics
Provide an appropriate response.Write a system of two equations in two variables that would be most easily solved using the elimination method. Explain why elimination would be a better method to use than substitution in this case. Do not attempt to solve the system.
What will be an ideal response?
Mathematics
Identify the coefficient and degree of the monomial. -9x
A. Coefficient: 9; Degree: 1 B. Coefficient: 1; Degree: -9 C. Coefficient: 1; Degree: 9 D. Coefficient: -9; Degree: 1
Mathematics
Find the average rate of change for the function between the given values.f(x) = -3x + 9; from 1 to 3
A. 9 B. 3 C. -9 D. -3
Mathematics