Solve.An earthquake had an intensity 
times more powerful than a reference level earthquake, or 
What was the magnitude of this earthquake on the Richter scale? The magnitude on the Richter scale of an earthquake of intensity I is 
A. 5.7
B. 4.3
C. 13.1
D. 15.7
Answer: A
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In recent years, institutional investors in U.S. firms have demanded that boards of directors include more independent outsiders than inside officers. Why do these investors prefer independent outsiders on boards of directors?
A. They are more objective and more likely to agree with a CEO who is behaving opportunistically. B. They are more subjective and less likely to agree with a CEO who is behaving entrepreneurially. C. They are more objective and less likely to agree with a CEO who is behaving opportunistically. D. They are more subjective and less likely to agree with a CEO who is behaving opportunistically.
Solve the problem.The demand equation for a certain product is P = 35 - 0.002x, where x is the number of units sold per week and P is the price in dollars at which one is sold. The weekly revenue R is given by 
What number of units sold produces a weekly revenue of $70,000?
A. 15,197 B. 1812 or 15,197 C. 2303 or 15,197 D. 2303
Identify the sequence as arithmetic, geometric, or neither.
, 
, 
, 
, . . .
A. Arithmetic B. Geometric C. Neither
Find the mean of the set of data. Round to the nearest tenth.117, 39, 68, 68, 39, 117, 12, 12, 12, 117, 12, 12, 68
A. 53.3 B. 51.4 C. 52.1 D. 56.8