Use a protractor to measure the angle.
A. 20°
B. 70°
C. 110°
D. 40°
Answer: B
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Several computer stores reported differing prices for a toner cartridge for a laser printer. The prices are as follows: 51, 55, 77, 79, 72, 76, 58, 57, 79. Find the mode of the prices for a toner cartridge.
A. $78 B. $79 C. $80 D. $81 E. $77
Set up the iterated integral for evaluating 
over the given region D. DD is the right circular cylinder whose base is the circle 
in the xy-plane and whose top lies in the plane 
.
A. 
B. 
C. 
D. 
Graph the curve whose parametric representation is given. x = 4 cos2 t , y = 2 sin2t, 0 ? t ? 2?
A. 
B. 
C. 
D. 
Use the graph to answer the question.
Mike decides to buy shares of companies X and Y, which were initially selling for the same price. The changes in each stock's value over 90 days are shown in the graph above. Using the trend of the graph at 90 days, do you expect the value of Stock X to increase or decrease over the upcoming days?
A. Decrease B. Increase