Related to Checkpoint 5.4) (Present value) Sarah Wiggum would like to make a single investment and have $1.8 million at the time of her retirement in 30 years. She has found a mutual fund hat will earn 5 percent annually. How much will Sarah have to invest today? If Sarah earned an annual return of 16 percent, how soon could she then retire? If Sarah can earn 5 percent annually for the next 30 years, the amount of money she will have to invest today is $ (Round to the nearest cent.) (Related to Checkpoint 5.5) (Solving for n ) How many years will it take for $510 to grow to $1,083.68 if it's invested at 8 percent compounded annually? The number of years it will take for $510 to grow to $1,083.68 at 8 percent compounded annually is years. (Round to one decimal place.)