Solve the problem.The price of a printer was reduced from $400 to $240. What was the percent of decrease?
A. 66.7% decrease
B. 45% decrease
C. 40% decrease
D. 60% decrease
Answer: C
Mathematics
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Use the vectors in the figure below to graph the following vector. 
z - v 
A. 
B. 
C. 
D. 
Mathematics
Find the directrices of the ellipse.36x2 + 49y2 = 1764
A. x = ± 
B. y = ± 
C. y = ± 
D. x = ± 
Mathematics
Provide an appropriate response. Solve the following problem: Five less than three times a number is the same as twice the sum of a number and two. Find the number.
A. 0.6 B. 9 C. 0.2 D. 7
Mathematics
Convert the temperature algebraically. Round the answer to one decimal place.11°C to Fahrenheit
A. 24.4°F B. -11.2°F C. -12.2°F D. 51.8°F
Mathematics