Sonya saved $15,000 last summer from working on a road const…

Sonya saved $15,000 last summer from working on a road construction crew in Montana. What a great job. She came back really tan. She wants to invest the full amount now so that in 10 years she can buy her dream car, which costs $30,000. What rate of return will she need to receive in order to accomplish this goal? 

Michael and Suzanne just got married, and they received $1,0…

Michael and Suzanne just got married, and they received $1,000 from a friend as a wedding gift. Instead of spending the money with reckless abandon, they have decided to put the whole sum in a savings account that earns 2% compounded annually. How much money will they have in the account after 10 years?