Solve the problem.A farmer's silo is the shape of a cylinder with a hemisphere as the roof. If the radius of the hemisphere is 10 feet and the height of the silo is h feet, express the volume of the silo as a function of h.
A. V(h) = 100 ?(h2 - 10) + 
?
B. V(h) = 100 ?(h - 10) + 
?
C. V(h) = 4100 ?(h - 10) + 
?
D. V(h) = 100 ?h + 
?h2
Answer: B
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Solve the problems.An investigating officer examining skid marks at the scene of an accident estimates the speed of the vehicle to have been 94 feet per second. Was the driver exceeding the 55 miles per hour speed limit?
A. Yes. The driver was traveling 64 mi/hr. B. No. The driver was traveling 53 mi/hr.
Simplify. Write your answer with positive exponents only.
A. 
B. 
C. 
D. 
The table shows the fraction of the world's surface land area taken up by each continent. Use the table to answer the question. Write your answer in simplest form. Continent Fraction of World's Surface Land Area North America 
South America 
Europe 
Africa 
Asia 
style="vertical-align: -17.0px;" /> Australia 
Antarctica 
How much greater is the fractional part of the continent of Asia than the fractional part of the continent of North America?
A. 
B. 
C. 
D. 
Find the hours, rate, or earnings as specified.
Find the gross earnings for the week.
A. $46.51 B. $564.58 C. $518.28 D. $777.56