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
Mathematics
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Find the absolute extreme values of the function on the interval.g(x) = -x2 + 7x - 10, 2 ? x ? 5
A. absolute maximum is 
at x = 
; absolute minimum is 0 at 5 and 0 at x = 2
B. absolute maximum is 
at x = 
; absolute minimum is 0 at 5 and 0 at x = 2
C. absolute maximum is 
at x = 
; absolute minimum is 0 at 5 and 0 at x = 2
D. absolute maximum is 
at x = 
; absolute minimum is 0 at 5 and 0 at x = 2
Mathematics
Subtract.-12 - (-11)
A. -23 B. -1 C. 23 D. 1
Mathematics
Convert as indicated.64 kg to grams
A. 0.64 grams B. 64,000 grams C. 0.064 grams D. 6400 grams
Mathematics
Factor completely. If the polynomial is prime, state so.x3 + 12x2 + 36x
A. prime B. x(x + 6)2 C. x(x + 6)(x - 6) D. x(x - 6)2
Mathematics