Solve the problem.Ten thousand raffle tickets are sold. One first prize of $2200, 4 second prizes of $900 each, and 10 third prizes of $400 each are to be awarded, with all winners selected randomly. If you purchase one ticket, what are your expected winnings?
A. 98 cents
B. 128 cents
C. 35 cents
D. 164 cents
Answer: A
Mathematics
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Solve each of the following systems of equations. If the system is inconsistent or dependent, say so.7x - 5y = 305x + 2y = -12
A. (0, -6) B. (0, -5) C. (-1, -5) D. No solution
Mathematics
Factor.6x6 - 2x3 - 20
A. (6x3 + 5)(x3 - 4) B. (3x3 + 5)(2x3 - 4) C. (3x3 - 20)(2x3 + 1) D. (3x3 - 5)(2x3 + 4)
Mathematics
Write an algebraic expression, using x as the variable.A number divided by 5
A. x - 5
B. 5x
C. 
D. 
Mathematics
Find the equation of the circle
that passes through the points 
.
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics