Show work. Please answer all or I can post separately.

6. You would need to replace the roof your house 20 years from now at an estimated cost of $15,000. How much should you save today to be able to replace your roof. Your investment account earns 10 percent annual return compounded monthly. 7. The loan shark is charging you 0.25 percent interest daily. If you borrowed $5,000, how much will you owe at the end of three years. Assume that no other payments are made and that one year has 365 days on average. 8. You bought your house ten years ago for $350,000. Today you sold the house for $500,000. What is your annualized rate of return? 9. Bank A is charging 10 percent compounded monthly on a loan whereas Bank B is charging 9.85 percent compounded daily. Loan needs to be repaid in one lump-sum at the end of five years and no other payments are made. Which bank should you borrow from? 10. Today, Stacy is investing $18,000 at 6.72 percent, compounded annually, for 5 years. How much additional income could she earn if she had invested this amount at 7.15 percent, compounded annually