Find the indicated probability. A class consists of 68 women and 57 men. If a student is randomly selected, what is the probability that the student is a woman?
A. 
B. 
C. 
D. 
Answer: D
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Solve the problem.A basketball fieldhouse seats 15,000. Courtside seats sell for $8, endzone for $6, and balcony for $5. Total for a sell-out is $86,000. If half the courtside and balcony and all endzone seats are sold, the total is $49,000. How many of each type are there?
A. 4,000 courtside 3,000 endzone 8,000 balcony B. 3,000 courtside 2,000 endzone 10,000 balcony C. 3,200 courtside 1,800 endzone 10,000 balcony
Multiply.-8(-9)
A. -64 B. -72 C. 62 D. 72
Solve the system using the inverse of the coefficient matrix of the equivalent matrix equation.-2x + 3y - z = 12 x + 3y - 2z = 15-3x + y + z = 5
A. {(3, 8, 6)} B. {(-3, 8, 6)} C. ? D. {(3, 6, 8)}
Solve the three-part inequality. Write your answer in interval notation.9 < 
< 15
A. 
B. 
C. 
D. 
? 