Construct a pie chart representing the given data set.

A.


B.


C.


D.



Answer: C

Mathematics

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Simplify.- 

A. -22
B. -6 
C. -14 
D. -84

Mathematics

Solve the problem.Newton's Law of Cooling states that the temperature of a heated object decreases exponentially over time toward the temperature of the surrounding medium. Suppose that a coffee is served at a temperature of 146°F and placed in a room whose temperature is 70°F. The temperature ? (in °F) of the coffee at time t (in minutes) can be modeled by ?(t) = 70 + 76e-0.09t. What is the temperature of the coffee in 5 minutes?

A. 123.0°F B. 114.3°F C. 123.5°F D. 118.5°F

Mathematics

Solve the problem.The following table shows the July electric bill of selected homes in Cincinnati along with the number of rooms in each home.  Find the equation of the line of best fit for the number of rooms and the electric bills, and use it to predict the bill for a home with 11 rooms.

A. y = 11.8x + 43; $168 B. y = 12.1x + 44; $177 C. y = 12.1x + 47; $163 D. y = 10.2x + 51; $178

Mathematics

Solve the problem. Round your answer to three decimals.How long will it take for an investment to double in value if it earns 4.25% compounded continuously?

A. 25.85 years B. 17.715 years C. 16.309 years D. 8.155 years

Mathematics