Set up the percent proportion for the application problem. Do not try to solve for any unknowns.There are 120 quarts of grape juice in a vat holding a total of 3000 quarts of fruit juice. What percent is grape juice?
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Answer: D
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Write the contrapositive of the statement.If the magazine article is accurate, then stock prices are holding steady.
A. If the magazine article is not accurate, then stock prices are not holding steady. B. If stock prices are not holding steady, then the magazine article is not accurate. C. If the magazine article is not accurate, then it is misleading. D. If stock prices are not holding steady, then the magazine article is accurate.
Identify the number as real, complex, pure imaginary, or nonreal complex. More than one of these descriptions may apply.8 + 6i
A. complex, pure imaginary B. real, complex C. none of these D. complex, nonreal complex
Find the perimeter of the geometric figure.
A. 4r3 + r2 + 10r + 10 B. 4r3 + 11r + 10 C. r3 + 4r2 + 10r + 10 D. r3 + 3r2 + 11r + 10
Solve the problem.Assume the cost of a car is $27,000. With continuous compounding in effect, find the number of years it would take to double the cost of the car at an annual inflation rate of 9.1%. Round the answer to the nearest hundredth.
A. 112.13 yr B. 7.62 yr C. 119.74 yr D. 1.12 yr