高分求一道运筹学课程设计题 浏览次数：1004次悬赏分：120 | 解决时间：2009-1-2 13:08 | 提问者：死♂神

啥也看不到啊，咋回答

设饲料1 2 3 4 5的使用量分别为x1 x2 x3 x4 x5。则

min=0.2*x1+0.7*x2+0.4*x3+0.5*x4+0.8*x5;

3*x1+2*x2+1*x3+6*x4+18*x5>=700;

1*x1+0.5*x2+0.2*x3+2*x4+0.5*x5>=30;

0.5*x1+1.0*x2+0.2*x3+2*x4+0.8*x5>=100;

结果为： Global optimal solution found.
Objective value: 40.38462
Total solver iterations: 2

Variable Value Reduced Cost
X1 0.000000 0.1730769E-01
X2 0.000000 0.4884615
X3 0.000000 0.3346154
X4 39.74359 0.000000
X5 25.64103 0.000000

Row Slack or Surplus Dual Price
1 40.38462 -1.000000
2 0.000000 -0.3846154E-01
3 62.30769 0.000000
4 0.000000 -0.1346154

希望可以帮到你。