Solve the problem.Paul Nagel invested some money at 4.5% simple interest and $7000 more than that amount at 2.5% simple interest. After 1 year, his total interest from the two accounts was $455. How much did he invest at each rate?
A. $5000 at 4.5%; $11,000 at 2.5%
B. $5000 at 4.5%; $10,000 at 2.5%
C. $4000 at 4.5%; $11,000 at 2.5%
D. $4000 at 4.5%; $12,000 at 2.5%
Answer: C
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Evaluate the improper integral or state that it diverges.
A. 0.3 B. 0 C. 1 D. diverges
Use a graphing utility to graph the equation. Use the graph to approximate the values of x that satisfy each inequality.
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Equation:
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Inequality:
?
A. ?
B. ?
C. ?
D. ?
E. ?
Find the odds. 
What are the odds in favor of spinning an A on this spinner?
A. 2:6 B. 6:2 C. 4:2 D. 3:5
In Russia the average consumer drank two servings of Coca-Cola in 1993. This amount appeared to be increasing exponentially with a doubling time of 2 years. Given a long-range market saturation estimate of 100 servings per year, find a logistic model for the consumption of Coca-Cola in Russia and use your model to predict when, to the nearest year, the average consumption will be 43 servings per year. ?
A. Sometime in 2005. B. Sometime in 1993. C. Sometime in 2003. D. Sometime in 2004. E. Sometime in 1994.