Jennifer makes cupcakes to sell at the local farmers market along with her own cookbook which she recently finished creating. On a recent Saturday, Jennifer sold all 473 cupcakes she made at a cost of $2.50 each. The cost of all ingredients used to make the cupcakes was $97.82. Jennifer only sold 27 cookbooks for $18 each, with the costs of production and licensing costing her $2,200. The Farmers market charged her $200 for use of the booth for the entire day.