5-8a, need a solution

Calculate the profit margin and the gross profit rate. (Round answers to 1 decimal place, e.g. 15.2%.) Profit margin % Gross profit rate % Y and Inc. operates a retail operation that purchases and sells show bites, among other outdoor products. The company purchases all inventory on credit and uses a periodic inventory system. The Accounts Payable account is used for recording inventory purchases only; all of the current liabilities are accrued in separate accounts. You are provided with the following selected information for the fiscal years 20152 through 2015, inclusive