1. var a >= 0 <= 20;
2. var b >= 0 <= 40;
3. maximize f: 120*a +  80*b;
4. s.t. c3 : a*20 + b*10 <= 500;
5. solve;
6. display f ,a, b;
7. end;
8.  
9. ______________________
10. var a >= 0; --pszenica
11. var b >= 0 <= 100; -- ryż
12. maximize f: 20*a + 50*b;
13. s.t. c1: a >= 0.8*(a+b);
14. s.t. c2: 2*a + 4*b <= 240;
15. solve;
16. display f,a,b;
17. end;
18.  
19.  
20. ____________________________
21. var a >= 0;
22. var b >= 0;
23. var c >= 0;
24. maximize f: 300*a + (8*50)*b - 10* c;
25. s.t. c1: 12*a + 20*b = c;
26. s.t. c2: a + b <= 100;
27. s.t. c3: 10*a <= 560;
28. s.t. c4: 8*b <=480;
29. s.t. c5: c <=1400;
30. solve;
31. display f,a,b,c;
32. end;
33. ______________________________
34.  
35. var st1 >= 0;
36. var st2 >= 0;
37. var st3 >= 0;
38. minimize f: 200*st1 + 150*st2 + 400*st3;
39. s.t. c1: st1+st2+st3 <= 5000;
40. s.t. c2: 0.28*st1 + 0.14*st2 + 0.1*st3 <= 0.14;
41. s.t. c3: 0.1*st1 + 0.12*st2 + 0.06*st3 <= 0.08;
42. s.t. c4: 0.3*st1 + 0.2*st2 + 0.3*st3 >= 0.25;
43. s.t. c5: 0.1*st1 + 0.1*st2 + 0.15*st3 >= 0.12;
44. solve;
45. display f,st1,st2,st3;
46. end;
47.  
48.  
49. _________________TODO
50. var x1 >=0;
51. var x2 >=0;
52. var y11 >=0;
53. var y12 >=0;
54. var y21 >=0;
55. var y22 >=0;
56. maximis
57.  
58.  
59. minimize f: 8(y11+y21) + 6(y12 + y22) - 10x1 - 8x2;
60. s.t. c1: y11 + y12 <= 2;
61. s.t. c2: 0.28*st1 + 0.14*st2 + 0.1*st3 <= 0.14;
62. s.t. c3: 0.1*st1 + 0.12*st2 + 0.06*st3 <= 0.08;
63. s.t. c4: 0.3*st1 + 0.2*st2 + 0.3*st3 >= 0.25;
64. s.t. c5: 0.1*st1 + 0.1*st2 + 0.15*st3 >= 0.12;
65. solve;
66. display f,st1,st2,st3;
67. end;
68.  
69.  
70.  
71.