Use the following to answer questions 7-15:

1999 2000

Sales $2900 $3300

Cogs $2030 $2310

Interest $410 $420

Dividends $56 $79

Depreciation $290 $330

Cash $250 $150

Receiviables $242 $412

Current liabilities $900 $1100

Inventory $1015 $900

Long Term Debt $3200 $3100

Net Fixed Assets $6000 $5700

Tax Rate 34% 34%

7. What are earnings before interest and taxes for 2000?

A) $112

B) $158

C) $580

D) $660

E) $780

8. What is net income for 2000?

A) $112

B) $158

C) $580

D) $660

E) $780

9. What is operating cash flow for 2000?

A) $ 248

B) $ 662

C) $ 908

D) $1.072

E) $1,375

10. What is net working capital for 2000?

A) $ 362

B) $ 473

C) $ 519

D) $ 607

E) $1,060

11. What is cash flow to stockholders for 2000?

A) $ 79

B) $189

C) $445

D) $524

E) $603

12. What is cash flow to creditors for 2000?

A) $100

B) $320

C) $420

D) $520

E) $720

13. What is net capital spending for 2000?

A) -$ 10

B) $ 30

C) $300

D) $530

E) $630

14. What is the change in net working capital during 2000?

A) -$245

B) -$125

C) $362

D) $607

E) $904

15. What is cash flow from assets for 2000?

A) $ 428

B) $ 540

C) $ 633

D) $ 923

E) $1,123

I already have the answers, I just want the formulas and the explanations for these problems. Thank you