Many states conduct lotteries; a typical lottery payoff ticket is shown here. Assume there are 20 numbers chosen from a set of 80 possible numbers. What is the expectation for a three-spot game? Assume that the ticket cost $1.
3 SPOT GAMEMATCHPRIZE32$50$5?
A. $0.50
B. - $0.50
C. $0.78
D. - $0.39
E. $0.39
Answer: D
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Solve the problem.If the points P, Q, R, S, T, U and V are equally spaced and collinear, then find the center and scale factor for the size transformation taking 
to 
.P Q R S T U V? ? ? ? ? ? ?
A. Center R; scale factor 2 B. Center P; scale factor 2 C. Center Q; scale factor 1/2 D. Center V; scale factor 2
Provide an appropriate response.Tell whether the statement is true or false. If it is false, give the correct answer. Explain your answer. The easiest way to simplify the expression 
is to multiply both the numerator and denominator of 
by 
.
What will be an ideal response?
Solve the polynomial inequality. Express the solution in interval notation.(x - 1)(x + 8) > 0
A. (-8, 1) B. (-?, -8) ? (1, ?) C. (-?, -1) ? (8, ?) D. (-8, ?)
Solve the problem.A survey of 7547 first-time vacationers showed that 53% more vacationers took their vacation in their own country rather than travel abroad. How many vacationers in the sample took their vacation abroad?
A. 2983 people B. 3547 people C. 49 people D. 7547 people