Use the following graph which shows the monthly sales of a heating supplier. 
What was the percent of decrease in sales from January to February?
A. 3.3%
B. 50%
C. 49%
D. 32.9%
Answer: D
Mathematics
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What will be an ideal response?
Mathematics
Solve. Write the fraction in simplest form.The circle graph shows the fraction of books read by grades one through five. What fraction of books was NOT read by the second and fifth grades?
A. 
B. 
C. 
D. 
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Provide the requested information about the circular function.What are the y-intercepts of y = cos x?
A. 1 B. none C. 0 D. -1
Mathematics
Decide whether or not the ordered pair is a solution to the equation.4x - 4y = 16; (2, 2)
A. Yes B. No
Mathematics