A trucking cоmpаny hаs cоntrаcted tо supply weekly three Safeway supermarkets located in Modesto, Sonoma, and Fresno, California, with potatoes kept at two Safeway warehouses in Sacramento and Oakland. The weekly availability (supply) of potatoes at the warehouses is 400 tons in Sacramento and 600 tons in Oakland. The supermarkets' weekly needs (demands) are 200 tons in Modesto, 500 tons in Sonoma, and 300 tons in Fresno. The transportation unit costs are provided in the table below. Transportation Unit Costs (dollars per ton) Warehouse Supermarkets Modesto Sonoma Fresno Sacramento 40 50 80 Oakland 40 30 90 Find the shipping plan to minimize cost. Fill in each blank cell in the table below with the amount to be shipped. If an answer is 0, then enter 0. Warehouse Supermarkets Modesto Sonoma Fresno Sacramento [BLANK-1] [BLANK-2] [BLANK-3] Oakland [BLANK-4] [BLANK-5] [BLANK-6] What is the total cost? [BLANK-7]