Solve the problem.
-The demand equation for a certain product is P = 65 - 0.002x, where x is the number of units sold per week and P is the price in dollars at which one is sold. The weekly revenue R is given by R = xP. What number of units
Sold produces a weekly revenue of $80,000?
A) 1281 or 31,219
B) 1187 or 31,219
C) 1281
D) 31,219

Question

Quizplus · Accepted Answer

To find the number of units sold that produces a weekly revenue of $80,000, we substitute the demand equation into the revenue equation: R = xP = x(65 - 0.002x). Setting R = $80,000 and solving the quadratic equation 80,000 = 65x - 0.002x^2 gives us the solutions x = 1281 or x = 31,219.

Solve the Problem. -The Demand Equation for a Certain Product Is P =