Solve the problem.The marginal price for a weekly demand of x bottles of cough medicine in a drug store is given by 
Find the price-demand equation if the weekly demand is 125 when the price of a bottle of cough medicine is $4. What is the weekly demand (to the nearest bottle) when the price is $3?
A. 
B. 
C. 
D. 
Answer: B
You might also like to view...
Determine the slope and the y-intercept for the linear equation. Use the slope and the y-intercept to sketch the graph of the equation.5x - 9y = 45
A. m = 5, y-intercept: (0, -9)
B. m = - 
, y-intercept: (0, 5)
C. m = 
, y-intercept: (0, 9)
D. m = 
, y-intercept: (0, -5)
Find a polar equation for the circle.x2 + (y + 4)2 = 16
A. r = 4 cos ? B. r = 4 sin ? C. r = -8 sin ? D. r = -8 cos ?
Find the x-intercepts of the graph of each equation.y = x2 - 12x + 11
A. (1, 0), (-11, 0)
B. (1, 0), (11, 0)
C. (-1, 0), (-11, 0)
D. 
, 
Solve the problem.The appliance store where the Scott family shops offers a 9% discount for paying cash. The Scott family received a discount of $88. What was their total bill before the discount? Round your answer to the nearest dollar, if necessary.
A. $10 B. $978 C. $8 D. $800