Solve the problem.Suppose you buy 1 ticket for $1 out of a lottery of 1,000 tickets where the prize for the one winning ticket is to be $500. What are your expected winnings?
A. -$0.50
B. -$1.00
C. -$0.40
D. $0.00
Answer: A
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Solve the problem.Find the second derivative of the function y = ln(x + 2)2.
A. - 
B. 
C. 
D. 
A town's population grows at the rate of 12% per year. If this growth rate remains constant, how long will it take the population to double? ? Please enter your answer as a number without the units, rounded to one decimal place.
Fill in the blank(s) with the appropriate word(s).
Graph the function by starting with the graph of the basic function and then using the techniques of shifting, compressing, stretching, and/or reflecting.f(x) = (x - 7)3 + 2
A. 
B. 
C. 
D. 
Find the first term and the common ratio for the geometric sequence. Round approximations to the nearest hundredth.a2 = 20, a4 = 320
A. a1 = 320, r = 0.25 B. a1 = 5, r = 0.25 C. a1 = 20, r = 4 D. a1 = 5, r = 4