1. 1. David wants to know how long it will take an initial deposit of $10,000 to double.
   1. a. How long will it take to double if the annual interest rate on the deposit is 10%?
   2. b.Howlongwillittaketodoubleiftheannualinterestrateonthedepositis7%?
2. 2. Brad wants to know the future value at the end of 2 years of a $15,000 deposit made today into an account paying a nominal annual rate of 12%.
   2. a.Find the future rate of Brads deposit, assuming that interest is compounded annually.
   3. b. Find the future rate of Brads deposit, assuming that interest is compounded quarterly.
   4. c, Find the future rate of Brads deposit, assuming that interest is compounded monthly.

1. 8. To supplement your planned retirement in exactly 35 years, you estimate that you need to accumulate $250,000 by the end of 35 years from today. You plan to make equal, annual end-of-year deposits into an account paying 8% annual interest.
   1. a. How large must the annual deposits be to create the $250,000 fund by the end of 35 years?
   2. b. If you can afford to deposit only $750 per year into the account, how much will you have accumulated by the end of the 35^th year?