Solve the problem.In a survey, people are asked to rank 6 issues such as the economy and the environment in order of importance. Replies are filed in folders, and two replies are put in the same folder if and only if they give the same ranking to all 6 issues. Find the maximum number of folders that might be needed.
A. 720
B. 6
C. 5040
D. 36
Answer: A
Mathematics
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A. A solution B. Not a solution
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A. 
B. 0
C. 
D. 
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Shade the region(s) that represents the set described.C' ? (A ? B)
A. 
B. 
C. 
D. 
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Find the amount that results from the investment.$480 invested at 8% compounded quarterly after a period of 8 years
A. $424.58 B. $904.58 C. $886.84 D. $888.45
Mathematics