Solve the problem. Assume that probabilities are representative of the best strategies. Round to two decimal places, if necessary.A company has three products that fluctuate in favorability. The payoff matrix for the expected profit in tens of thousands of dollars is given below. What is the expected value of the profit? 
A. 6.18
B. 37
C. 33
D. 11.54
Answer: D
Mathematics
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A. 22.6 B. 23.4 C. 23.6 D. 22.4
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From the following credit card transactions, find the credit-card sales less refunds. Then find the amount of the charge at the statement date.Expressway Photo Developers pays a 2%.??SalesRefunds$15.89?$61.94?$18.07$36.31?$92.43?$18.06$24.13?$9.13?$16.93$20.66?$45.59
A. $359.14, $7.18 B. $306.08, $6.12 C. $243.02, $4.86 D. $253.02, $5.06
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Two lines intersect with angle ? as shown in the figure.
Find ? to the nearest degree for the two intersecting lines given by 
and 
A. 135° B. 72° C. 45° D. 85°
Mathematics
Factor the expression completely, if possible.x4 - 27x
A. x(x + 3)(x2 - 3x + 9) B. (x2 - 3)(x2 + 9) C. x(x - 3)(x2 + 3x + 9) D. Does not factor
Mathematics