Kami's grandparents presented hee with a ef of $21,000 when she was 11 years old to be used for her college educaton, Over the next 6 ycars, untif the tmed 17 , Yumi's pareots nad invested her money in a tax-free account that had yielded interest at the rate of 2.5% year compounded monthy, Upsh turnipg 17 , Yumi now ptans to wathdraw her funds in equal ansual instalinents over the next 4 years, starting at age 16. If the college fund is expected to earn interest at the rate of 3%/ yeac, compounded annualy, mhat will be the size of osch instalimient) (Assume no interest is accrued from the doint she turns 17 until the makes the firt withdrawal. Round your antwer to the noarest cent.)