Solve the problem.The variable z varies jointly as the third power of x and the second power of y. When 
and 
Approximate the constant of variation to three significant digits.
A. 3.83
B. 6.83
C. 3.43
D. 4.93
Answer: A
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Provide an appropriate response.The cost, in millions of dollars, for a company to manufacture x thousand automobiles is given by the function 
Find the number of automobiles that must be produced to minimize cost. Cost to Manufacture Automobiles
A. 6 thousand automobiles B. 16 thousand automobiles C. 2 thousand automobiles D. 4 thousand automobiles
Find the area of the circle with the given radius or diameter. Use ? ? 3.14.r = 2.5 mi
A. A ? 15.7 mi2 B. A ? 31.4 mi2 C. A ? 19.625 mi2 D. A ? 78.5 mi2
Find the mean of the set of data. Round to the nearest tenth.80, 42, 53, 53, 42, 80, 2, 2, 2, 80, 2, 2, 53
A. 40.9 B. 38.1 C. 36.7 D. 37.9
A single card is drawn from a standard deck of cards. Find the probabilities if the given information is known about the chosen card. A face card is a jack, queen, or king.
?
Fill in the blank(s) with the appropriate word(s).