Simplify.
A. 
B. - 
C. 
D. 
Answer: C
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Simplify by factoring. Assume no radicands were formed by raising negative numbers to even powers.
A. 5xy
B. 5xy2
C. 5x2
D. 5x
Round the figure to the nearest dollar.$216.06
A. $217 B. $216.10 C. $216.06 D. $216
Simplify. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. 
A storage bin for corn consists of a cylindrical section made of wire mesh, surmounted by a conical tin roof, as shown in the figure. The height of the roof is one-third the entire height of the structure. If the total volume of the structure is 1000 feet 3 and its radius is 
feet, what is its height? Round your answer to the nearest tenth.
?
Hint: use the formulas for the volume of the solid.
?
Volume of cone = 
Volume of cylinder = 
?
Fill in the blank(s) with the appropriate word(s).