Solve the problem.A poll is conducted in a U.S. city to determine voting preferences prior to a presidential election. The following probabilities were obtained from the relative frequencies: P(D) = 0.51, P(M ? D) = 0.22, P(M ? D) = 0.77 where M represents male and D represents a person who plans to vote Democrat.Find P(M ? D').
A. 0.49
B. 0.78
C. 0.71
D. 0.26
Answer: D
Mathematics
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Rewrite the expression in terms of exponentials and simplify the results.ln 
+ ln (cosh 9x + sinh 9x)
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Provide an appropriate response.How many containers, which can hold 3 quarts, are needed to distribute 300 gallons of water?
A. 400 containers B. 900 containers C. 100 containers D. 75 containers
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Solve the problem. Round your answer to the nearest cent.Tara invests $250 in an account paying 8.7% compounded annually. How much is in the account after 7 years?
A. $448.28 B. $449.64 C. $152.25 D. $448.80
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Use the Pythagorean theorem to find the length of the unknown side of the right triangle. Give an exact answer.
A. 49
B. 49
C. 7
D. 14
Mathematics