Walting period. Susan Norman seeks your financial advice. She wants to know how long it will take her to become a millionaire. She tells you that she has $1,513 today and wants to invest it in an aggressive stock portfolio. The historical return on this type of investment is 20% per your. How long will she have to wait if the $1,513 is the only amount she invests and she never withdraws from the market until she reaches her $1 million? (Assumo no taxes on the earnings.) What if the rate of return is only 17% annually? What if the rate of return is only 12% annually? How long wil Susan have to wait to become a millionaire if she invests $1,513 today at an annual rate of rotum of 20%? yoorn (Round to two decimal places) How long will Susan have to wait to become a millionaire if she invents $1,513 today at an annual roto of rotum of 17%? yours (Round to two decimal places) How long will Sunan have to wait to become a millionaire if she inventa $1,613 today at an annual rate of retum of 12%? yan (Round to two decimal places)