You will need $15,000 in 7 years when you want to take a world cruise. If you can earn 6% annually how much do you need to invest now, in order to have the amount needed for the cruise?
You are working on saving for retirement. You will reach full retirement age in 20 years, and you can invest $5000 each year and can earn 7% annually during this period. How much money will you have as you enter the retirement phase of your life, from this investment?