2. You found your dream house. It will cost you $300000 and you will put down $45000 as a down payment. For the rest you get a 30-year 5.5% mortgage. What will be your monthly mortgage payment in $ (assume no early repayment)?

3. Your bank offers you a 36-month, 3% APR car loan for a $54000 new Mercedes SLK300 Roadster. What will your monthly payment be?

4. Mary's 25th birthday is today, and she hopes to retire on her 65th birthday. She has determined that she will need to have $4,000,000 in her retirement savings account in order to live comfortably. Mary currently has no retirement savings, and her investments will earn 8% annually. How much must she deposit into her account at the end of each of the next 40 years to meet her retirement savings goal?