A family plans to send their child to college 14 years from now. They anticipate having to make 4 equal annual tuition payments in the amount of 21 thousand each, starting at the end of year 14 They plan to put aside equal annual amounts into an investment account starting immediatoly, and continuing these contribulions until one year belore year 14. If they expect to earn 8 % per year in the acCount, what must be the size of each annual payment to their savings account