Reconsider the Wyndor Glass Co. case study introduced in Section 2.1. Suppose that the estimates of the unit profits for the two new products now have been revised to $600 for the doors and $300 for the windows.

A. Formulate and solve the revised linear programming model for this problem on a spreadsheet.

B. Formulate this same model algebraically.

C. Use the graphical method to solve this revised model.

Question A needs to be on a spread sheet