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 2011 and 2010. Show both margin and turnover in your calculation.
b. Calculate return on equity for 2011 and 2010.
c. Calculate working capital and the current ratio for each of the past three years.
d. Calculate earnings per share for 2011 and 2010.
e. If Wiper's stock had a price/earnings ratio of 13 at the end of 2011, what was the market price of the stock?
f. Calculate the cash dividend per share for 2011 and the dividend yield based on the market price calculated in part e.
g. Calculate the dividend payout ratio for 2011.
h. Assume that accounts receivable at December 31, 2011, totaled $309 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, 2011 and 2010.
j. Calculate the times interest earned factor for 2011 and 2010.
k. Review the results of these calculations, evaluate the profitability and liquidity of this company, and state your opinion about its suitability as an investment for a young, single professional with funds to invest in commonstock.

WIPER, INC. Condensed Balance Sheets December 31, 2011, 2010, 2009 (in millions) 2011 2010 2009 S 677 2,413 $3,090 Current liabilities n 562 Long-term liabilities. . 1,521 1,007 $3,090 891 1,920 $2,811 $ 736 1,719 $2,455 710 827 918 $2,455 Other assets 803 982 1,026 $2,811 Owners' equity WIPER, INC Selected Income Statement and Other Data For the Years Ended December 31, 2011 and 2010 (in millions) 2011 2010 Income statement data: $3.050 296 84 192 $2,913 310 65 187 Sales Interest expense. . Net income Other data: 46.7 $52.3 Average number of common shares outstanding. ....41.3