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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Find the indicated quantities for the appropriate geometric sequence.Suppose Janet could save $3 at the end of January, $6 at the end of February, $12 at the end of March, and so on. What amount would she have saved by the end of one year?
A. $4095.00 B. $189.00 C. $6142.50 D. $12,285.00
Solve the problem.Find the derivative of the function 
at the point 
in the direction in which the function decreases most rapidly.
A. - 
B. - 
C. - 
D. - 
A card is drawn from a standard deck of cards. Expressing your answer as a fraction in simplest form, what is the probability of getting the specified card?a red 7.
A. 
B. 
C. 
D. 
Use radical notation to write the expression. Do not simplify.x1/5
A. 
B. x-5
C. 
D. 