can you explain how to do these on a financial calculator please!

Exam 1 review - Saved to this PC Layout References Mailings Review View Help Search - 12 - A A A A E 21 AabbccDc Aabbcc 36 * * A.D.A. EEE E . .. 1 Normal 1 No Spac.. Font Paragraph AaBbc AaBbcc AaB Aabb Heading 1 Heading 2 Title Subt Styles 5. Coca-Cola Inc. had earnings in 2012 of $512 million on sales of $9.13 billion. The company's balance sheet also listed Current Assets of $300 million, and Fixed Assets of $5.5 billion a What is the forms Profit Margin? b. What is the firms ROA? 6. You need $20,000 for the down payment on your first home. You presently have $5,000 in savings for which you expect to earn 6%. If you don't add any further amounts to this account, how long before you will accumulate enough to meet your down payment requirement and buy the home? 7. What is the FV of $7,189 invested for 23 years at a 9.25% (annual rate) when compounded monthly? a How about compounded annually? b. What is the additional interest due to compounding? Oe & and your PC