Simplify the expression.-(-15)
A. -1
B. -15
C. 0
D. 15
Answer: D
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A. 
B. 
C. 
D. 
Solve the problem.Tech Support Associates accepts a $5,320, 7%, 240-day note for service equipment. The note is dated Sep 8. On Oct 29 the firm discounts the note at a bank, at a 9% discount rate. Find the proceeds.
A. $5,305.17 B. $5,254.90 C. $5,363.63 D. $5,303.77
Solve the equation by the method of your choice.(x + 7)(x - 8) = 5
A. 
B. 
C. 
D. 
Find the expected value.Mr. Cameron is sponsoring an summer concert. He estimates that he will make $300,000 if it does not rain and make $60,000 if it does rain. The weather bureau predicts the chance of rain is 0.34 for the day of the concert. What are Mr. Cameron's expected concert earning?
A. $300,000 B. $360,000 C. $60,000 D. $218,400