Find the probability.A bag contains 7 red marbles, 8 blue marbles, and 2 green marbles. What is the probability of choosing a blue marble when one marble is drawn?
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Perform the indicated operation and, if possible, simplify.
? 
A. 
B. 
C. 
D. 2
Mathematics
In 2008, Yolanda paid $3,875 in Social Security tax. If the Social Security tax rate was 6.2% to the maximum income of $94,200 that year, what was Yolanda's taxable income?
A. $6,250 B. $38,750 C. $62,500 D. $66,375
Mathematics
Each matrix is nonsingular. Find the inverse of the matrix. Be sure to check your answer.
A. 
B. 
C. 
D. 
Mathematics
Use the graph to find the average rate of change.
A. -3
B. - 
C. 3
D. 
Mathematics