Express the set in the simplest interval form.(-?, 3) ? (-1, ?)
A. (-?, ?)
B. (-1, 3)
C. [-1, 3)
D. (-?, -1]
Answer: B
Mathematics
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Provide an appropriate response.What percentage of applicants typically receive the very best (preferred) rates when applying for life insurance?
A. more than 50% B. 40% C. 30% D. less than 25%
Mathematics
Find A?B, the intersection of sets A and B.
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Mathematics
Convert to a mixed numeral.- 
A. -6
B. -4
C. -5
D. -5
Mathematics
Solve the problem.Miraculous Music, Inc. finds that the cost to make x compact discs is 
while the revenue produced from them is 
(C and R are in dollars). What is the smallest whole number of compact discs, x, that must be sold for the company to show a profit?
A. 281,008 B. 175,630 C. 1098 D. 1757
Mathematics