Find the mean.Frank's Furniture employees earned the following amounts last week: $246.87 $258.97 $171.77 $471.95 $394.87 $359.81 $376.58 $472.87 $509.01What was the mean amount earned by an employee last week? Round your answer to the nearest cent.
A. $466.10
B. $355.86
C. $362.52
D. $407.84
Answer: C
Mathematics
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The function s = f(t) gives the position of a body moving on a coordinate line, with s in meters and t in seconds.s = 3t2 + 3t + 6, 0 ? t ? 2Find the body's displacement and average velocity for the given time interval.
A. 30 m, 15 m/sec B. 18 m, 18 m/sec C. 12 m, 15 m/sec D. 18 m, 9 m/sec
Mathematics
Solve the problem.If the radius of a sphere is r feet, then the volume of the sphere is 
?r3 cubic feet. Find the volume of a sphere with radius of 9 feet. Round your answer to two decimal places.
A. 309.39 cubic feet B. 9160.91 cubic feet C. 3053.64 cubic feet D. 1526.82 cubic feet
Mathematics
Sketch a graph of f.f(x) = -2x2
A. 
B. 
C. 
D. 
Mathematics
Evaluate.(-5)0
A. 5 B. 0 C. 1 D. -1
Mathematics