The following table gives abbreviated balance sheets and income statements for Walmart. At the end of fiscal 2017, Walmart had 2,975 million shares outstanding with a share price of $112. The company's weighted average cost of capital was about 5%. Assume a tax rate of 35%. Balance Sheet (figures in $ millions) End of Year Start of Year $ $ 6, 786 5, 644 43,813 3,541 $ 59, 784 6,897 5,865 43,076 1,971 57,809 $ $ 114,848 30,070 $ 204,702 $ 114, 208 26,988 $ 199,005 Assets Current assets: Cash and marketable securities Accounts receivable Inventories Other current assets Total current assets Fixed assets: Net fixed assets Other long-term assets Total assets Liabilities and Shareholders' Equity Current liabilities: Accounts payable Other current liabilities Total current liabilities Long-term debt Other long-term liabilities Total liabilities Total shareholders' equity Total liabilities and shareholders' equity $ 41,463 25, 525 66,988 $ $ 46,122 32,459 $ 78,581 36,855 11,337 $ 126,773 77,929 42,048 12,111 $ 121,147 77,858 $ 204,702 $ 199,005 Income Statement (figures in $ millions) Net sales $ 500, 373 $ 485, 903 Cost of goods sold 373,426 361,286 Selling, general, and administrative expenses 96,011 91,803 Depreciation 10,559 10,110 Earnings before interest and taxes $ 20,377 $ (EBIT) 22,704 Interest expense 2,208 2,297 Taxable income $ 18,169 $ 20,407 Tax 4,600 7, 142 Net income $ 13,569 13,265 Dividends 6,154 Addition to retained earnings $ 7,415 $ 6,540 6, 725 a. Calculate the market value added. (Do not round intermediate calculations. Enter your answer in millions rounded to nearest whole number.) b. Calculate the market-to-book ratio. (Do not round intermediate calculations. Round your answer to 2 decimal places.) c. Calculate the economic value added. (Do not round intermediate calculations. Enter your answer in millions rounded to nearest whole number.) d. Calculate the return on start-of-the-year capital. (Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places.)