1- (10) Ada is planning to retire in 14 years and would like to receive $2000 from her investment in a fund at the end of every month for 20 years during her retirement. At the end of this 20 -year period, she would like to have left $20,000 in the fund after receiving her last payment. If she receives the first periodic payment one month after she retires, how much would she have to invest in the fund that has interest of 4.5% compounded semi-annually