Presented here are summarized data from the balance sheets and income statements of Wiper Inc WIPER INC Condensed Balance Sheets December 31, 2020, 2015, 2013 in millions) 2020 2019 2018 Current assets 5759 $971 $833 Other assets 2,423 1,93 1.729 Total assets 53,112 $2,901 Current lisbilities $ 587 $340 $ 733 Long-tur liabilities 1,578 1,025 901 Stockholders' equity 1,017 1,036 920 Total liabilities and stockholders' equity 33.182 $2,901 $2,503 WIPER INC. Selected Income Statement and Other Data For the year Ended December 31, 2020 and 2019 (in millions) 2020 2019 Income statement data: Sales Operating income Interest expense Net income Other data: Average number of common shares outstanding Total dividends paid $3,060 306 94 221 $2,923 320 75 216 42.3 $ 60.0 47.7 $ 53.3 a. Calculate return on investment, based on net income and average total assets, for 2020 and 2019, b. Calculate return on equity for 2020 and 2019. c. Calculate working capital and the current ratio for each of the past three years. d. Calculate earnings per share for 2020 and 2019. e. If Wiper's stock had a pricelearnings ratio of 15 at the end of 2020, what was the market price of the stock? f. Calculate the cash dividend per share for 2020 and the dividend yield based on the market price calculated in parte g. Calculate the dividend payout ratio for 2020. h. Assume that accounts receivable at December 31, 2020, totaled $319 million Calculate the number of days' sales in receivables at that date. 1. Calculate Wiper's debt ratio and debt/equity ratio at December 31, 2020 and 2019. J. Calculate the times interest earned ratio for 2020 and 2019, Presented here are summarized data from the balance sheets and income statements of Wiper Inc WIPER INC Condensed Balance Sheets December 31, 2020, 2015, 2013 in millions) 2020 2019 2018 Current assets 5759 $971 $833 Other assets 2,423 1,93 1.729 Total assets 53,112 $2,901 Current lisbilities $ 587 $340 $ 733 Long-tur liabilities 1,578 1,025 901 Stockholders' equity 1,017 1,036 920 Total liabilities and stockholders' equity 33.182 $2,901 $2,503 WIPER INC. Selected Income Statement and Other Data For the year Ended December 31, 2020 and 2019 (in millions) 2020 2019 Income statement data: Sales Operating income Interest expense Net income Other data: Average number of common shares outstanding Total dividends paid $3,060 306 94 221 $2,923 320 75 216 42.3 $ 60.0 47.7 $ 53.3 a. Calculate return on investment, based on net income and average total assets, for 2020 and 2019, b. Calculate return on equity for 2020 and 2019. c. Calculate working capital and the current ratio for each of the past three years. d. Calculate earnings per share for 2020 and 2019. e. If Wiper's stock had a pricelearnings ratio of 15 at the end of 2020, what was the market price of the stock? f. Calculate the cash dividend per share for 2020 and the dividend yield based on the market price calculated in parte g. Calculate the dividend payout ratio for 2020. h. Assume that accounts receivable at December 31, 2020, totaled $319 million Calculate the number of days' sales in receivables at that date. 1. Calculate Wiper's debt ratio and debt/equity ratio at December 31, 2020 and 2019. J. Calculate the times interest earned ratio for 2020 and 2019