Find the expected value.Mr. Cameron is sponsoring an summer concert. He estimates that he will make $300,000 if it does not rain and make $60,000 if it does rain. The weather bureau predicts the chance of rain is 0.34 for the day of the concert. What are Mr. Cameron's expected concert earning?
A. $300,000
B. $360,000
C. $60,000
D. $218,400
Answer: D
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Graph the function.g(x) = 
A. 
B. 
C. 
D. 
Find the first term a1 and the common difference d of the arithmetic sequence.
, 
, 
, 
, . . .
A. a1 = 
, d = 
B. a1 = 
, d = 
C. a1 = 
, d = 
D. a1 = 
, d = 
The graph of a function f is given. Use the graph to answer the question.Find the numbers, if any, at which f has a relative maximum. What are the relative maxima?
A. f has a relative maximum at x = 3; the relative maximum is 1 B. f has a relative maximum at x = 0; the relative maximum is 1 C. f has a relative maximum at x = -3 and 3; the relative maximum is 0 D. f has no relative maximum
Find the slope and y-intercept of the line.-x + 2y = 8
A. slope = 2; y-intercept = -8
B. slope = -1; y-intercept = 8
C. slope = - 
; y-intercept = 4
D. slope = 
; y-intercept = 4