Find the expected value.Suppose that 1,000 tickets are sold for a raffle that has the following prizes: one $300 prize, two $100 prizes, and one hundred $1 prizes. What is expected value of a ticket?
A. $300
B. $0.60
C. $1
D. $100
Answer: B
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Write the contrapositive of the statement. Then use the contrapositive to determine whether to conditional statement is true or false.If a is not an even counting number, then the product of a and the counting number b is not an even counting number.
A. If the product of a and the counting number b is an even counting number, then a is an even counting number. false B. If the product of a and the counting number b is an even counting number, then a is an even counting number. true C. If the product of a and the counting number b is an even counting number, then a is not an even counting number. true D. If the product of a and the counting number b is an even counting number, then a is not an even counting number. false
For the graph of a circular function y = f(x), determine whether f(-x) = f(x) or f(-x) = -f(x) is true.
A. f(-x) = -f(x) B. f(-x) = f(x)
Use mathematical induction to prove that the statement is true for every positive integer n.(1 - 
) (1 - 
) . . . (1 - 
) = 
What will be an ideal response?
Perform the division.
A. 11x2 + 42 B. x - 42 C. 11x + 2 D. 11x - 2