Evaluate the expression.8P4
A. 1680
B. 2
C. 4
D. 70
Answer: A
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Determine what m and b represent.The cost, in dollars, of a one-day car rental is given by 
where x is the number of miles driven.
A. $0.21 is the cost per day to rent the car and $37 is the cost per mile. B. $37 is the cost per day to rent the car and $0.21 is the cost per mile. C. $21 is the cost per day to rent the car and $0.37 is the cost per mile. D. $37 is the cost per day to rent the car and $21 is the extra cost for unlimited miles.
Solve using artificial variables.Maximizez = 18x1 + 12x2subject to:2x1 + 3x2 = 24 2x1 + x2 ? 45 2x1 + 3x2 ? 20 x1 ? 0, x2 ? 0
A. Maximum is 156 for x1 = 6, x2 = 4 B. Maximum is 216 for x1 = 12, x2 = 0 C. Maximum is 216 for x1 = 0, x2 = 8 D. Maximum is 186 for x1 = 9, x2 = 2
Multiply:
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Round the number to the place indicated.Round to the nearest tenth: 10.871
A. 10.9 B. 10.87 C. 11.0 D. 10.8