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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Factor the trinomial, or state that the trinomial is prime.10z2 - 7z - 12
A. (2z + 3)(5z - 4) B. prime C. (2z - 3)(5z + 4) D. (10z - 3)(z + 4)
Mathematics
Solve the system of equations.
x + 
y - 
z = -3- 
x - 
y - 
z = 4
style="vertical-align: -17.0px;" />x + 
y + 
z = 17
A. 
B. 
C. 
D. 
Mathematics
What is ?? ? A. The symbol used to denote the height of rectangle. ? B. The symbol used to denote the golden ratio of rectangle. ? C. The symbol used to denote the width of rectangle.
What will be an ideal response?
Mathematics
Find the slope of the line passing through the given pair of points.(5, 1) and (8, 3)
A. 
B. 
C. - 
D. 
Mathematics