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
Mathematics
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Determine whether the given ordered pair is a solution to the system.(-3, 1)
A. no B. yes
Mathematics
Solve the system of linear equations using the elimination method. x = 0 - y - z x - y + 5z=-164x + y = 3 - z
A. (-3, 2, 1) B. (1, 2, -3) C. (-3, 1, 2) D. (2, -3, 1)
Mathematics
Sketch the graph of the function f(x) = x-ln6x using the curve-sketching guidelines.
Mathematics
Use 
and 
to find 
.
A. 
B. 
C. 
D. 
E. None of these
Mathematics