One year ago, you purchased the following stock: 100 shares of Hydro Air, Inc. stock for $10 per share. 100 shares of Outdoor Warehouse Corp. for $5 per share 100 shares of Guitar Center stock at $5 per share. A. Calculate the dollar amount of your initial investment. (10 points) B. You decide to sell your shares one year from now for $2,250. Next, using the percent change formula, please calculate the percent return on your investment. Also, indicate whether it was a gain or a loss. (15 points)