1. Please State the VARIABLE DEFINITION and OBJECTIVE FUNCTION. Please if you can post them clearly! Will give thumbs up!!!!

The Midlands Field Produce Company contracts with potato farmers in Colorado, Minnesota North Dakota, and Wisconsin for monthly potato shipments. Midlands picks up the potatoes at the farms and ships mostly by truck (and sometimes by rail) to its sorting and distribution centers in Ohio, Missouri , and lowa. At these centers the potatoes are cleaned, rejects are discarded, and is and distribution centers in Virginia, Pennsylvania, Georgia, and Texas, where the company produces a variety of potato products and distributes bags of potatoes to stores. Exceptions are the line distribution center , which will accept potatoes only from farms in Minnesota, North Dakota, ang Wisconsin, and the Texas plant, which won't accept shipments from Ohio because of disagree ments over delivery schedules and quality issues. Following are summaries of the shipping costa from the farms to the distribution centers and the processing and shipping costs from the distribu- tion centers to the plants, as well as the available monthly supply at each farm, the processing capacity at the distribution centers, and the final demand at the plants (in bushels): Farm 5. Ohio 1. Colorado 2. Minnesota 3. North Dakota 4. Wisconsin Processing Capacity (bushels) Distribution Center ($/bushel) 6. Missouri 7. lowa Supply (bushels) $1.09 $1.26 1,600 1.32 1.17 1,100 1.22 1.36 1,400 1.25 1.42 1,900 2,200 1,600 0.78 1.19 1,800 Plant ($/bushel) Distribution Center 8. Virginia 10. Georgia 11. Texas 5. Ohio 6. Missouri 7. Iowa Demand (bushels) $4.56 3.43 5.39 9. Pennsylvania $3.98 5.74 6.35 S- 5.01 $4.94 4.65 5.70 1,100 4.87 1,500 1,200 900