Required:

a. Calculate return on investment, based on net income and average total ssets, 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 price/earnings ratio of 14 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 part e.

g. Calculate the dividend payout ratio for 2020.

h. Assume that accounts receivable at December 31, 2020, totaled $310 million. Calculate the number of days' sales in receivables at that date.

i. 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.

Current assets Other assets Total assets Current liabilities Long-term liabilities. Stockholders' equity Total liabilities and stockholders' equity Income statement data: Sales Operating income. Interest expense Net income (in millions) Other data: WIPER INC. Selected Income Statement and Other Data For the year Ended December 31, 2020 and 2019 (in millions) 2020 $ 650 2,750 $3,400 Average number of common shares outstanding. Total dividends paid. $ 500 1,500 1,400 $3,400 2020 $3,300 380 80 300 $ 2019 $ 900 2,050 $2,950 $800 1,000 1,150 $2,950 $2,450 2019 $2,900 300 70 230 44 50 $ 2018 $ 700 1,750 $2,450 42 30 $ 700 800 950 Current assets Other assets Total assets Current liabilities Long-term liabilities. Stockholders' equity Total liabilities and stockholders' equity Income statement data: Sales (in millions) Operating income. Interest expense: Net income Other data: WIPER INC. Selected Income Statement and Other Data For the year Ended December 31, 2020 and 2019 (in millions) 2020 $ 650 2,750 $3,400 Average number of common shares outstanding Total dividends paid. $ 500 1,500 1,400 $3,400 2020 $3,300 380 80 300 2019 $ 900 2,050 $2,950 $ 800 1,000 1,150 $2,950 2019 $2,900 300 70 230 44 $ 50 $ 42 30 2018 $ 700 1,750 $2,450 $ 700 800 950 $2,450 Required: 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 price/earnings ratio of 14 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 part e. g. Calculate the dividend payout ratio for 2020. h. Assume that accounts receivable at December 31, 2020, totaled $310 million. Calculate the number of days' sales in receivables at that date.. i. 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