Presented here are summarized data from the balance sheets and income statements of Wiper Inc.: 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 13 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 $326million.Calculatethenumberofdayssalesinrecei 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. Complete this question by entering your answers in the tabs below. a. Calculate return on investment, based on net income and average total assets, for 2020 and 2019. (Do not round intermediate calculations. Round your answers to 1 decimal place.) b. Calculate return on equity for 2020 and 2019. (Round your answers to 1 decimal place.) Calculate working capital and the current ratio for each of the past three years. (Enter your answers in millions (i.e., 5,000,000 should be entered as 5). Round "Current ratio" to 1 decimal place.) Calculate earnings per share for 2020 and 2019. (Round your answers to 2 decimal places.) e. If Wiper's stock had a price/earnings ratio of 13 at the end of 2020, what was the market price of the stock? (Do not round not round intermediate calculations. Round your answers to 2 decimal places.) g. Calculate the dividend payout ratio for 2020. (Do not round intermediate calculations.) h. Assume that accounts receivable at December 31, 2020, totaled $326 million. Calculate the number of days' sales in receivables at that date. (Use 365 days a year. Do not round intermediate calculations.) Calculate Wiper's debt ratio and debt/equity ratio at December 31, 2020 and 2019. (Round "Debt ratio" to 1 decimal place and "Debt/equity ratio" to the nearest whole percent.)