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. An insurance company is willing to insure the concert for $150,000 against rain for a premium of $30,000. If he buys this policy, what are his expected earnings from the concert?
A. $180,000
B. $300,000
C. $270,000
D. $239,400
Answer: D
Mathematics
You might also like to view...
Use divisibility tests to decide whether the first number is divisible by the second. 307,857; 8
A. Yes B. No
Mathematics
2 2/7 ð 1 7/16 =
a. 1 4/7 b. 2 13/16 c. 3 9/16 d. 3 2/7 e. 1 7/16
Mathematics
Convert the equation to the standard form for a parabola by completing the square on x or y as appropriate.y2 - 4y - 6x + 34 = 0
A. (y + 2)2 = 6(x - 5) B. (y - 2)2 = 6(x - 5) C. (y - 2)2 = 6(x + 5) D. (y + 2)2 = -6(x - 5)
Mathematics
Encode or decode the given message, as requested, numbering the letters of the alphabet 1 through 26 in their usual order.Use the coding matrix A = 
and its inverse A-1 = 
to decode the cryptogram 
.
A. DARE B. CURB C. CARE D. BEAD
Mathematics