Solve the problem.The graph shows the total sales in thousands of dollars from the distribution of x thousand catalogs. Find the average rate of change of sales with respect to the number of catalogs distributed from 10 to 50.
Number (in thousands)
A. 
B. 1
C. 
D. 2
Answer: C
Mathematics
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Perform the indicated operations. Express the answer as a fraction reduced to its lowest terms.
+ 
A. 
B. 
C. 
D. 
Mathematics
Determine the specific solutions (if any) to the equation on the interval [0, 2?).cos 
- cos 
= 1
A. 
, 
B. 
, 
C. 
, 
D. 
, 
Mathematics
Use the four-step procedure to solve the variation problem.x varies inversely as v. x = 24 when v = 5. Find x when v = 20.
A. x = 4 B. x = 25 C. x = 30 D. x = 6
Mathematics
Simplify.
A. 
B. 
C. 
D. 
Mathematics