Determine if each ordered pair is a solution to the given system of inequalities in two variables.y = x - 5y2 = -20x(i) (-5, -10); (ii) (5, 0)
A. (i) Yes; (ii) No
B. (i) No; (ii) No
C. (i) No; (ii) Yes
D. (i) Yes; (ii) Yes
Answer: A
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Solve the problem.Refer to the following preference schedule.
Find the winner by a runoff of the top two candidates.
A. D B. C C. A D. B
Provide an appropriate response.The demand function for a manufacturer's product is given by p = 500 - 5q - q2 where p is the price per unit when q units are demanded. The point elasticity of demand when q = 5 is
A. -1.5. B. -0.5. C. -6. D. -1. E. -4.
Solve.Nancy has $7.30 in change. She has three times as many nickels as quarters. She has two more quarters than dimes. How many coins of each type does he have?
A. 17 quarters, 15 dimes, 51 nickels B. 45 quarters, 43 dimes, 15 nickels C. 15 quarters, 13 dimes, 45 nickels D. 15 quarters, 17 dimes, 45 nickels
If y varies inversely as x, find the inverse variation equation for the situation.y = 35 when x = 8
A. y = 
x
B. y = 
C. y = 
D. y = 