Solve the problem.A store advertised a sale on shirts, offering 2 shirts for $39.78. At this rate, what would 6 shirts cost?
A. $99.45
B. $119.34
C. $139.23
D. $39.78
Answer: B
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Write the complex number in rectangular form using exact values if possible. Otherwise, round to one decimal place.5
A. 
+ 
i
B. 
+ 
i
C. 
+ 
i
D. 
+ 
i
Write the answer to the problem as an algebraic expression.Susan has 7 cats. She gave s to her lonely aunt. How many does she have left?
A. 7 - s cats B. s + 7 cats C. s - 7 cats D. 7 + s cats
Use Bayes' rule to find the indicated probability.Two shipments of components were received by a factory and stored in two separate bins. Shipment I has 2% of its contents defective, while shipment II has 5% of its contents defective. If it is equally likely an employee will go to either bin and select a component randomly, what is the probability that a defective component came from shipment II?
A. 0.714 B. 0.222 C. 0.5 D. 0.2
Answer the question.A small company allows its employees to use "flex-time" to decide whether to work 
or 
Of its 39 employees, 12 choose to work 
10 are parents with small children who choose to work 
and 17 are
students who work 
after school and on Sundays. Which measure of central tendency would be best to use to determine the average number of employees?
A. Mean
B. Median
C. Weighted mean
D. Mode