3. A greeting card company has 325 boxes of a particular card in Warehouse I and 300 boxes of the same card in Warehouse II. A greeting card shop in Whistler orders 200 boxes of this card and another shop in Kelowna orders 250 boxes. The shipping costs per box to these two shops from the two warehouses are shown in the table below. Whistler Kelowna Warehouse $0.22 $0.21 Warehouse 11 $0.23 $0.24 Using the "method of corners", determine how many boxes should be shipped to each city from each warehouse to minimize the shipping costs. What is the minimum cost? (25 marks)