Solve the problem.Suppose c(x) = x3 - 22x2 + 20,000x is the cost of manufacturing x items. Find a production level that will minimize the average cost of making x items.
A. 11 items
B. 13 items
C. 12 items
D. 10 items
Answer: A
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Provide an appropriate response.Define f(0,0) in a way that extends f(x, y) = 
to be continuous at the origin.
A. No definition makes f(x, y) continuous at the origin. B. f(0, 0) = 1 C. f(0, 0) = 2 D. f(0, 0) = 0
Find the area of the figure. Use 3.14 for ?.
A. 882.8 cm2 B. 977 cm2 C. 1,134 cm2 D. Not enough data
Solve the problem.In 2008 an outdoor mall was open throughout the year. The number of shoppers averaged 5000 on sunny days, 4000 on cloudy days, 1200 on rainy days, and 3000 on snowy days. The percentage of days of each type in 2008 is given in the following table. Find the average number of average shoppers per day at the mall for 2008. 
A. 3943 B. 3826 C. 3300 D. 2100 E. 1240
Change 63 months to years and months. ?
A. 5 years, 3 months B. 4 years, 15 months C. 5 years, 4 months D. 4 years, 3 months E. 7 years, 2 months