Simplify.
A. 
B. 
C. 
D. 1
Answer: B
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Solve the problem.If Main Street is parallel to First Street, find the value of x.
A. 298 m B. 201 m C. 290 m D. 139 m
Provide an appropriate response. A right circular cylinder has a diameter of 8 ft. and a height of 10 ft. If 1 ft. = 0.305 m, what is the volume in cubic meters?
A. 503 cubic meters B. 57 cubic meters C. 14.3 cubic meters D. 2011 cubic meters
Solve.
+ 3 = 0
A. 
B. 9
C. -9
D. No solution
Solve the problem.The concentration C (arbitrary units) of a certain drug in a patient's bloodstream can be modeled using 
where t is the number of hours since a 500 milligram oral dose was administered. Using the TABLE feature of a graphing utility, find the time at which the concentration of the drug is greatest. Round to the nearest tenth of an hour.
A. 5.2 hours B. 6 hours C. 6.7 hours D. 7.5 hours