Set up the percent proportion for the application problem. Do not try to solve for any unknowns.Sales tax of $12 is charged on an item that costs $2000. What percent sales tax is charged?
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Answer: C
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What fraction is represented by the shaded portion of the figure?
Unit = one large square
A. 
B. 
C. 
D. 
Solve the problem.Which fairness criterion is always satisfied by the plurality with elimination method?
A. monotonicity criterion B. majority criterion C. irrelevant alternatives criterion D. head-to-head criterion
Use this graph to answer the question.
MonthWhich month in 2009 had the highest sales?
A. Month 2 B. Month 12 C. Month 9 D. Month 5
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