Solve the problem.The temperature on a December morning is -9°F at 6 a.m. If the temperature drops 3°F by 7 a.m., rises 9°F by 8 a.m., and then drops 2°F by 9 a.m., find the temperature at 9 a.m.
A. 5°F
B. -23°F
C. 23°F
D. -5°F
Answer: D
Mathematics
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Determine whether a correlation exists between the package capacity and the price per ounce at 
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A. 
B. 
C. ?
D. ?
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Approximate the natural logarithm with a scientific calculator. Round to four decimal places.ln 8
A. 2.9520 B. 0.4794 C. 2.0794 D. 0.9031
Mathematics