Solve the problem.The surface area of a right circular cylinder is given by 2?rh + 2?r2 where h is its height and r is the radius of the circular base. The surface area of a right circular cone having the same base radius, r, is given by ?rs + ?r2 where s is its slant height. Write the ratio of the surface area of the cylinder to the surface area of the cone in simplest form.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Evaluate the following expression. ? 72· 7 ?
A. 225 B. 347 C. 3375 D. 346 E. 343
Mathematics
Find the difference and simplify the answer. 
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A. 
B. 
C. 
D. 
Mathematics
Add. Write the answer in lowest terms.
+ 
A. 
B. 
C. 
D. 
Mathematics
The amount of snowfall in feet in a remote region of Alaska in the month of January is a continuous random variable with probability density function
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?
Find the amount of snowfall one can expect in any given month of January in Alaska.
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A. 4.5 ft B. 2.5 ft C. 9.5 ft D. 0.5 ft E. 7.5 ft
Mathematics