Hi I tried many time to get the right answers but im having a lot of trouble and would really appreaciate help with this question thank you :)

The comparative financial statements prepared at December 31, 2017, for Goldfish Company showed the following summarized data: 2017 2016 Statement of Earnings Sales revenue Cost of sales $ 300,770* 246,650 $255,000 208,000 Gross margin Operating expenses and interest expense 54,120 38,520 47,000 34,500 Earnings before income taxes Income tax expense 15,600 4,250 12,500 3,200 Net earnings $ 11,350 $ 9,300 $ $ Statement of Financial Position Cash Accounts receivable (net) Inventory Property, plant, and equipment (net) 4,680 20.780 50,200 41,380 9,400 25,000 44,000 35,000 $ 117,040 $113,400 $ Current liabilities (no interest) Non-current liabilities (10% interest) Common shares (6,000 shares) Retained earnings 17,960 43,030 36,000 20,050 $ 21,800 39,500 36,000 16,100 $ 117,040 $113,400 *One-third was credit sales. During 2017, cash dividends amounting to $7,400 were declared and paid. Required: 1. Complete the following columns for each item in the preceding comparative financial statements (Negative answers should be indicated by a minus sign. Round percentage answers to 2 decimal places (i.e., 0.1243 should be entered as 12.43).): X Answer is not complete. Increase (Decrease) 2017 over 2016 Amount Percentage $ 45,770 38,650 7,120 17.95 18.58 15.14 X Statement of earnings: Sales revenue Cost of sales Gross margin Operating expenses and interest expense Earnings before income taxes Income tax expense Net earnings Statement of financial position: 7,120 1.25 $ 7,120 1.22X Cash 49.79 X 12.03 X Accounts receivable (net) Inventory Property, plant and equipment (net) (4,720) (4,220) 6,200 6,380 $ 3,640 (3,840) 3,530 0 3,950 $ 3,640 Current liabilities Long-term liabilities Common shares Retained earnings 2-a. By what amount did working capital change? Change in working capital 2-b. What was the percentage change in the average income tax rate? (Round intermediate calculations and final answer to 2 decimal places.) Percentage change 2-c. What was the amount of cash inflow from revenues for 2017? Amount of cash inflow L 2-d. What was the percentage change for the average markup realized on sales? (Round intermediate calculations and final answer to 1 decimal place.) Percentage change % %