6. 0 12 20 25 33 40 50 60 80 100 110 100 80 70 60 40 35 25 20 Drawing ISO Contribution line and Feasible Region End select two convenient value of Z substitute into The objective function and plot into the resulting equation ; Here 1750 & 3500 appear to be sensible. 1750 = 50X 1 + 70X 2 x 1 = 35; x 2 = 0 3500 = 50X 1 + 70X 2 x 1 = 70; x 2 = 0
7. 0 12 20 25 33 40 50 60 80 100 110 100 80 70 60 40 35 25 20 Feasible Region E D C B A Points X1 x2 Z A 22 12 1940 B 20 20 2400 C 10 30 2600 D 0 33 2310 E 0 12 840