Need help with questions 3 through 10. Could you please show your work, im having trouble determining the formula. Thank you!

USE THE FINANCIAL DATA BELOW TO ANSWER QUESTIONS 2-8. Category Accounts payable Accounts receivable Accruals Cash Common Stock COGS Depreciation expense Gross fixed assets Interest expense Inventories Long-term debt Net fixed assets Notes payable Operating expenses (excluding depreciation) Retained earnings Sales Taxes 2019 16,200 48,600 24,300 81,000 64,800 56,700 0 121,500 6,400 40,500 81,000 101,500 44,800 12,100 40,500 105,300 4,860 2020 ???? 44,500 16,200 98,000 81,000 64,800 4,300 145,800 8,100 60,800 89,100 121,500 37,200 16,200 60,800 121,500 6,480 %. 3. The entry for cost of goods sold on a common-sized income statement in 2020 was a. 50.82 b. 51.41 c. 52.25 d. 52.96 e. 53.33 4. Net income in 2020 was $ a. 21,620 b. 23,870 c. 24,870 d. 25,870 e. 26,620 %. 5. The operating profit margin in 2020 was a. 28.97 b. 29.79 c. 31.44 d. 32.31 e. 34.46 6. The quick ratio in 2020 was a. 1.51 b. 1.52 c. 1.53 d. 1.54 e. 1.55 7. The cash flow from operating activities in 2020 was $ a. 22,180 b. 23,800 c. 25,920 d. 28,100 e. 30,420 8. The cash flow from financing activities in 2020 was $ a. 10,880 b. 11,530 c. 13,730 d. 15,380 e. 17,330