pls show work and explain

a. Using the information given, complete the following table and calculate the ROA for current values and new 2 decimal places.) As the operations manager for Valiey Kayaks (as described in the previous problem), you find yourself faced with an interesting situation. Marketing has informed you that they have lost a number of sales because of a lack of inventory. Kayaks, being seasonal in nature, have to be in stock at your dealers if they are to be sold (customers are not willing to wait). The director of marketing proposes that you increase inventories by 25 percent (a major investment to you). She has also given the information in the following table. Use Eigure 23