Consolidated Income Statements - USD (S) shares in Millions, S in Millions Net sales and revenue Automotive GM Financial Dec. 31, 2017 12 Months Ended $133,449 12,139 Dec. 31, 2016 $ 140,205 8,979 Total net sales and revenue Costs and expenses 145,588 149,184 Cost of Goods Sold 114,869 120,499 GM Financial interest, operating and other expenses Automotive selling, general and administrative expense Total costs and expenses Operating income 11,128 8,369 9,575 10,354 135,572 139,222 10,016 9,962 Automotive interest expense Interest income and other non-operating income, net Gain on extinguishment of debt Equity income (Note 8) Income before income taxes 575 563 290 327 0 0 2,132 2,282 11,863 12,008 Income tax expense (benefit) (Note 18) Income from continuing operations Income (loss) from discontinued operations, net of tax (Note 3) Net income (loss) Net loss attributable to noncontrolling interests Net income (loss) attributable to stockholders 11,533 2,739 330 9,269 (4,212) (3,882) (1) 9,268 18 159 (3,864) 9,427 Net income (loss) attributable to common stockholders S (3,880) $9,427 Earnings per share (Note 21) Basic earnings per common share-continuing operations (in dollars per share) $0.23 $6.12 Basic earnings (loss) per common share-discontinued operations (in dollars per share) (2.88) 0 Basic earnings (loss) per common share (in dollars per share) $(2.65) $6.12 Weighted average common shares outstanding - basic (in shares) 1,465 1,540 Diluted earnings per common share-continuing operations (in dollars per share) $0.22 $6 Diluted earnings (loss) per common share-discontinued operations (in dollars per share) Diluted earnings (loss) per common share (in dollars per share) Weighted average common shares outstanding - diluted (in shares) (2.82) 0 $(2.60) $6 1,492 1,570 Calculate Days Sales Receivables 2017| Calculate Average Receivables 2017 Exhbit 6-3 0 Exhibit 6-4 part B 0 Calculate Accounts Receivable Turnover 2017 Exhibit 6-4 0 Calculate Accounts Receivable Turnover in Days 2017 Calculate Day Sales Inventory 2017 Exhibit 6-5 0 Exhibit 6-8 0 Calculate Average Inventory 2017 0 Calculate Inventory Turnover 2017 Calculate Inventory Turnover in Days 2017| Exhibit 6-9 0 Exhibit 6-10 0 Working Capital Ratio 2017 Exhibit 6-12 0 Current Ratio 2017 Exhibit 6-13 0 Acid-Test Ratio 2017(First Example in Bookp.244) 0 Cash Ratio 2017 Average Working Capital 2017 Exhibit 6-17 0 Exhibit 6-18 Part B 0 Sales to Working Capital 2017 Exhibit 6-18 0