Question 13

mathxl.com/Student/PlayerTest.aspx?testld=235281019¢erwin=yes NOL MTH 261-E50L, Fall 2021 Test: Module 1- Diagnostic Test (# of attempt One, Questions: 35 ) Question 13 A fabrics company finds that the revenue, in dollars, from the sale of x jackets is given by R(x) = 85vx . Find the rate at which average revenue is changing when 400 have been produced dollars per jacket (Type an integer or decimal rounded to four decimal places as needed )