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Question 2 (15 marks): A wood factory produces two types of chairs: Model H and Model W. Both models require fabrication and assembly work. Each Model H chair contributes $40 to profit and each Model W chair contributes $30 to profit. The below table shows the number of hours required for fabrication and assembly process. Model II (hr) Model W (hr) Fabrication Assembly 6 If the factory has 600 fabrication worker hours available this week and 480 worker hours of assembly: a) Formulate this problem as a linear program. b) Use the graphical solution method to determine the feasible area. c) Use Excel Solver to determine the quantities of Hand W that will maximize total profit. Please insert a screenshot of the solver to your solution