Question 815784
  <pre><font face = "Tohoma" size = 3 color = "indigo"><b> 
Hi,
average yield per tree will be 100 pounds, which can be sold for .40 per lb.
yield per tree will increase by about 5 pounds per week, while the price will decrease by .02 per week. 
(a) Let x represent the number of weeks that the manager should wait. Find the price per pound. {{{(.40-.02x)}}}
 (b) Find the number of pounds per tree. {{{(100+5x)}}}
 (c) Find the total revenue from a tree. 
{{{R = (100+5x)(.40-.02x)}}} = 40  + 2x - 2x - .1x^2
{{{R = -.1x^2 + 40}}}  Parabola V(0,40) opening downward  
 (d) When should the peaches be picked in order to produce the maximum revenue?
 NOW
 (e) What is the maximum revenue?  $40
{{{drawing(300,300,   -60, 60, -6, 60,  grid(1),
circle(0, 40,0.5),
graph( 300, 300, -60, 60, -6, 60, 0,-.1x^2 + 40  ))}}}