Solve the problem.In a survey, people are asked to rank 7 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 7 issues. Find the maximum number of folders that might be needed.
A. 5040
B. 49
C. 7
D. 40,320
Answer: A
Mathematics
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Graph the linear inequality.x - y > -4
A. 
B. 
C. 
D. 
Mathematics
Find the sum, if it exists.
A. -66 B. 10 C. -255 D. Does not exist
Mathematics
State the domain and range of the given function.f(x) = -(x - 8)2 - 3
A. Domain: (-?, ?) Range: (-?, -3] B. Domain: (-?, ?) Range: (-?, ?) C. Domain: [ 8, ?) Range: (-?, -3] D. Domain: (-?, ?) Range: [-3, ?)
Mathematics
Graph the following integer on the number line.-8
A. 
B. 
C. 
D. 
Mathematics