Solve the problem.An Epson HR1000 printer priced at $624 is sold for $439. What was the percent of price reduction? Round to the nearest tenth when necessary.
A. 29.6%
B. 142.1%
C. 70.4%
D. 337.3%
Answer: A
Mathematics
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Graph the function.y = -cot 
A. 
B. 
C. 
D. 
Mathematics
Find the number of elements in the indicated set by referring to the given table.The table below shows the results of a poll taken in a U.S. city in which people are asked which candidate they intend to vote for in an upcoming presidential election. 
Find the number of people in the set O ? (C' ? E')
A. 65 B. 525 C. 27 D. 92
Mathematics
Evaluate the expression without using a calculator.log7 
A. -7 B. 1 C. -1 D. 7
Mathematics
Solve the problem.The value of a building decreased from $787,000 to $691,000 over the past decade. What was the average annual change in value?
A. $9600 B. $960 C. -$9600 D. -$960
Mathematics