Thomas is not too bright. He wants to have $5,000 saved up i…

Thomas is not too bright. He wants to have $5,000 saved up in 6 years so that he can surprise his parents with a luxurious vacation for their 50th wedding anniversary. If he invests $1,000 today as a lump sum in a bank account that compounds interest quarterly, what annual interest rate will he need in order to achieve his goal? 

Edward and Janice want to buy a boat for their family to wat…

Edward and Janice want to buy a boat for their family to water ski on Utah Lake. If they invest $600 at the end of each month in a money market account that averages an annual return of 6.20% (compounded monthly), approximately how long will it take them to save $30,000?