Sarah wants to reduce the cost of graduate school by starting a savings plan today. As a sophomore, she has estimated that she has three years to accumulate the $22,500 that she needs to help cover some of her projected expenses. The account she would open would earn 7% per year compounded annually. So how much would she have to deposit today to accumulate $22,500 in three years? Or, stated differently, what is the value of $22,500