Solve the problem. Write ratios in simplest form.At an advertising agency that employs 259 people, 144 employees receive 4 weeks of paid vacation each year. What is the ratio of those who receive 4 weeks of paid vacation to the total number of employees?
A. 
B. 
C. 
D. 
Answer: C
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Subtract the real numbers. Write any improper fraction as a whole or mixed number where appropriate.
- 
A. 
B. 
C. 2
D. 
Use the line graph to solve the problem.The line graph represents the gallons of water in a swimming pool after x hours. There is a pump that can either add or remove water from the pool. Find the slope of the line segment from (5, 230) to 
Interpret this slope as a rate of change.
A. m = - 115; The pump is removing water at a rate of 115 gallons per hour.
B. m = 115; The pump is adding water at a rate of 115 gallons per hour.
C. m = - 
; The pump is removing water at a rate of 
gallons per hour.
D. m = 
; The pump is adding water at a rate of 
gallons per hour.
Write the complex number in trigonometric form. Round the angle to the nearest hundredth of a degree.
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Factor.81x2 - 144xy + 64y2
A. (9x - 8y)2 B. (9x - 8y)(9x + 8y) C. (81x + 1)(x + 64) D. (9x + 8y)2