Maximum profit:-
The following table contains price demand and total cost data for the production of extremecold sleeping bags, where p is the wholesale price (in dollars) of a sleeping bag for an annual demand of x sleeping bags and C is the total cost (in dollars) of producing x sleeping bags:
(A) Find a quadratic regression equation for the price demand data, using x as the independent variable.
(B) Find a linear regression equation for the cost data, using x as the independent variable.
(C) What is the maximum profit? What is the wholesale price per extreme-cold sleeping bag that should be charged to realize the maximum profit? Round answers to the nearest dollar.