Jeff and Heather would like to plan for their sons college education they would like their son who was born today to attend a private university for four years beginning at age 14 tuition is currently 30000 per year and has increased at an annual rate of 4% they can earn an after tax rate of return of 6% how much must be safe at the end of each year if they would like to make the last payment at the begining of their son's first year off college?