Catherine Dohanyos plans to retire in 15 years. She will make 15 years of monthly contributions to her retirement account. One month after her last​ contribution, she will begin the first of 10 years of withdrawals. She wants to withdraw ​$3300 per month. How large must her monthly contributions be in order to accomplish her goal if the account earns interest of 7.9​% compounded monthly for the duration of her contributions and the 120 months of​ withdrawals?



Answer :