QUESTION 7(answer both parts a and bs You plan to go to graduate school in five years. The total cost of graduate education will be 575.000 by the time you go. You currently have $25,000 to invest. What annual rate of rotum must you eam on your investment to cover the cost of your graduate school education? (4 points) AND Meie purchased a tract of land for $24,500. Today, the same land is worth $43.800. How many years have passed if the price of the land has increased at an annual rate of ercent? (4 points