Find an equation for the graph.
A. y = -4 sin (3x)
B. y = -4 cos 
C. y = -4 cos (3x)
D. y = -4 sin 
Answer: D
Mathematics
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Perform the indicated operation.11 tons 500 lb ÷ 5
A. 2 tons 500 lb B. 3 tons 100 lb C. 2 tons 101 lb D. 2 tons 100 lb
Mathematics
Rationalize the denominator.
A. 
B. 
C. 
D. 
Mathematics
Solve, rewrite in interval notation, and graph.-25 ? 6x + 5 and 6x + 5 < -1
A. [-5, -1)
B. [-5, -1]
C. (-5, -1)
D. (-5, -1]
Mathematics
The following circle graph displays Chris and Mary Smith's monthly $2900 family budget. Use the circle graph to answer the question. 
What is the ratio of money spent on food to the total amount of the monthly budget?
A. 
B. 
C. 
D. 
Mathematics