Shamrock, Inc, operates a retail operation that purchases and sells snowmobiles, among other outdoor products. The company purchases all irventory on credit and uses a periodic inventory system. The Accounts Payable account is used for recording inventory purchases only: all other current liabilities are accrued in separate accounts. You are provided with the following selected information for the fiscal years 2020 through 2023 , inclusive. Calculate the missing amounts: Income Statement Data Sales revenue Cost of goods sold Gross protit Operating expenses Net income Balance Sheet Data Imventory Accounts payable Additional information Purchases of inventory on account Cashparments to suppliers 2020 2023 $103,000 74,160 67.980 (b) (e) (a) 55,08025,920 $13.800 3 6.200 12.830 (c) 6,900 $15.900 5,000 $76,000 25.840 (i) (ik) (i) (i) f). 16210 4500 5 (e) $26,050 (d) (h) 26,550 Compute the gross profit rate and the profit margin for each fiscal year. (Round answers to 1 decimal place, e.g. 15.5%.)