Solve the problem.If a parking ramp attendant can wait on 6 vehicles per minute, and vehicles are leaving the ramp at x vehicles per minute, then the average wait in minutes for a car trying to exit is given by 
Solve the inequality 
to determine the exit rates x that would result in average wait times between 2 and 10 minutes.
A. 5.5 ? x ? 5.9
B. x ? 5.9 or x ? 5.5
C. 0.7 ? x ? 3.5
D. 5.4 ? x ? 6.0
Answer: A
Mathematics
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B. 0
C. undefined
D. 
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A. -0.9621 B. 0.6769 C. 1.0875 D. 0.7361
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