• The Krampf Lines Railways Company specializes in coal handling. On Friday, April 13, Krampf had empty cars at the following towns in the quantities indicated: TOWN SUPPLY OF CARS Morgantown 35 Youngstown 60 Pittsburg 25 By Monday, April 16, the following towns will need coal cars as follows: TOWN DEMANDS FOR CARS Coal Valley 30 Coaltown 45 Coal Junction 25 Coalsburg 20 Using the railway city-to city distance chart, the dispatcher constructs a mileage table for the preceding towns. The result is shown in the table below. Minimizing total miles over which car are moved to new locations, compute the best shipment of coal cars. FROMTO COAL VALLEY COAL TOWN COALJUNCTION COALSBURG Morgantown 50 30 60 70 Youngstown 20 80 10 90 Pittsburg 100 40 80 30