(15 points) Use Excel. Be organized. Make sure you use formulas so that the model in Excel is flexible to the inputs. The Vegetable buyer for a group of grocery stores has decided to sell packages of sprouted grain in the vegetable section of the store. - The product is perishable, and any remaining unsold after 1 week in the store is discarded. o The supplier will deliver the packages to the store, arrange them in the display space, and remove and dispose of any old packages. o The price the supplier will charge the stores depends on the size of the total weekly order for all the stores. (See Table 1) o The vegetable buyer estimates the quantity that can be sold per week, at various selling prices as in table 2 . The sprouted grain will be sold at the same prices in all the stores. a) How many packages should be purchase per year? b) at what price should they be sold