Write the polynomial in descending order of degree.9 - 9y

A. 9y + 9
B. 9 - 9y
C. -9y + 9
D. 9y - 9


Answer: C

Mathematics

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Find the mean for the given sample data. Unless otherwise specified, round your answer to one more decimal place than that used for the observations.The Wellspring Company's fleet of trucks get 20, 13, 19, 14, 20, 13, and 21 miles per gallon. What is the mean miles per gallon for the fleet? Round to the nearest whole number.

A. 16 miles per gallon B. 18 miles per gallon C. 20 miles per gallon D. 17 miles per gallon

Mathematics

Divide in the indicated base.

A. 3136 B. 4136 C. 4236 D. 4106

Mathematics

Suppose a certain economy's consumption function is  where  and x are measured in billions of dollars. Find the marginal propensity to consume (the rate of change of consumption with respect to income,

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A. $3.7 billion/billion dollars
B. $1.39 billion/billion dollars
C. $1.66 billion/billion dollars
D. $2.2 billion/billion dollars

Mathematics

Solve the problem.Alex and Juana went on a 150-mile canoe trip with their class. On the first day they traveled 24 miles. What percent of the total distance did they canoe?

A. 0.16% B. 16% C. 600% D. 6%

Mathematics