Schweinsteiger Limited produces two models of handmade table football sets (SET1 and SET2). For the next period, a contribution of 120 per SET1, and 200 per SET2 is expected. Maximum sales are expected to be 200 units of SET1 and 85 units of SET2. During production, SET1 and SET2 need to pass through the carpentry, painting and assembling department. The following information is available as regards the required input for the production: SETISET2 Capacity Carpentry 16 hrs./unit 3 hrs./unit 840 hrs. Painting 3 hrs./unit 4 hrs./unit 480 hrs. Assembling 1 hrs./unit4 hrs./unit 360 hrs. Schweinsteiger Limited would like to maximise the overall contribution. b) Schweinsteiger Limited uses linear programming for maximising the overall contribution for the production of SET1 and SET2. Identify the optimal production pattern and the corresponding level of contribution, using the graphical solution of linear programming