1. LINGO LAB 4

2. Example : Solve the following LP problem MAX 4X1+2X2+3X3+6X4-4X5-11X6 3X1+X2+5X3+2X4-2X5-X6 ≤ 9 -X1+X2+X3+2X4-3X6 ≤ 3 2X1-X2-4X3+X4+X5-X6 ≤ -2 X1,X2,X3,X4,X5and X6 are binary variables

5. Min 2x1+2.8x2+3x3+2.1x4+3.2x5+4.2x6 S.T x1+x2+x3>=1500 x4+x5+x6>=1200 2(x1+x2+x3)-(x4+x5+x6)=0 0<=x1<= <=x2<= <=x3 0<=x4<= <=x5<= <=x5 x1,x2,x3,x4,x5,x6>=0

8. Max 6500x1+7000x2+2250x3+2500x4 S.T 700x1+800x2+300x3+350x4<= x1+550x2+150x3+200x4<= x1+350x2+100x3+170x4<=400 x1+x2>=1 -x3+x4<=1 x1,x2,x3,x4=(0,1)

11. The Maximum Flow Problem

15. IENG 212 LAB QUIZ COMES UP ON 22 DECEMBER, 2017 AT IENG LAB 1 8:30 – 10:20 Please note that there is no time for make-up lab quiz