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 equation. Include the coordinates of any local and absolute extreme points and inflection points.y = 2x3 - 3x2 - 12x
A. local minimum: (-2, 8)
local maximum: (0, 0)
inflection point: (-1, 4)
B. no extrema
inflection point: (0, 0)
C. local minimum: (2, -20)
local maximum: (-1, 7)
inflection point: 
D. local minimum: (3, -30)
no inflection point
Graph the linear inequality.y ? 7 
A. 
B. 
C. 
D. 
Use l'Hopital's Rule to evaluate the limit.
A. 
B. 
C. 0
D. 1
Solve.The supply function for a product is given by p = q2 + 3q + 125 and the demand is given by 
where p is the price in dollars and q is the number of hundreds of units. Find the price that gives market equilibrium and the equilibrium quantity.
A. $10; 255 units B. $255; 1000 units C. $100; 555 units D. $305; 1200 units