Question: 1- solve by north west corner method and show basic fesible solution and Z value 2-solve by min cost method and show basic fesible solution

1- solve by north west corner method and show basic fesible solution and Z value

2-solve by min cost method and show basic fesible solution and the Z value

LP Formulation of Powerco's Problem Min Z=8X11+6X12+10X13+9X 4+9X21+12X22+13X23+7X24 +14X31+9X32+16X33+5X34 S.T.: X+X 2+X13+X14 = 45 (Demand Constraints) X12+X22+X32 >= 20 X13+X23+X33 >= 30 X14+X24+X34 >= 30 Xij >= 0 (i= 1,2,3; j= 1,2,3,4)

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