Solve the problem.A hotel has 280 units. All rooms are occupied when the hotel charges $100 per day for a room. For every increase of x dollars in the daily room rate, there are x rooms vacant. Each occupied room costs $24 per day to service and maintain. What should the hotel charge per day in order to maximize daily profit?
A. $202
B. $192
C. $190
D. $102
Answer: A
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Choose the best wording for the question in the study.A researcher wishes to determine the level of support for a new environmental law. Which of the following questions will produce the most accurate results?
A. How do you feel about the new environmental law? B. How do you feel about this latest new environmental law? C. Are you in favor of the new environmental law which will cost taxpayers ten million dollars? D. Are you in favor of the new environmental law which will improve the quality of our air?
Rewrite the expression with a rational exponent.
A. 121/4
B. 124
C. 
D. 
? 12
Find the following using a calculator. Round to four decimal places.log 0.0803
A. -1.5953 B. -1.0953 C. -2.022 D. -2.522
Solve the problem.If you are dealt two cards successively (with replacement of the first) from a standard 52-card deck, find the probability of getting a heart on the first card and a diamond on the second.
A. 
B. 
C. 
D. 