Solve the problem.The radius r and height h of a cylinder are changing with time. At the instant in question, 
and 
At what rate is the cylinder's volume changing at that instant?
A. 2.51 cm3/sec
B. 1.38 cm3/sec
C. 3.52 cm3/sec
D. 1.01 cm3/sec
Answer: A
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Solve the problem.An artifact is discovered at a certain site. If it has 55% of the carbon-14 it originally contained, what is the approximate age of the artifact, to the nearest year? (Carbon-14 decays at the rate of 0.0125% annually.)
A. 4400 years old B. 3600 years old C. 2077 years old D. 4783 years old
Solve the problem.You are planning to close off a corner of the first quadrant with a line segment 15 units long running from (x, 0) to (0, y). Show that the area of the triangle enclosed by the segment is largest when 
What will be an ideal response?
Graph the system of inequalities.2x - y > 4 x ? 4
A. 
B. 
C. 
D. 
Provide an appropriate response.The data below represent the number of tornadoes that occurred each year in a certain county during the years 1948 to 2004. Make a dot plot to organize these data.262451456435664554045665755372325666664545456654565454331 
A. 
B. 
C. 
D. 