Interest rate (with changing yoars). Keiko is looking at the following investment choices and wants to know what annual rate of return each choice produces. a. Invest $450.00 and recelve $634.28 in 11 years. b. Invest $3,80000 and receive $12,472.83 in 18 years. c. Imvest $30.276.43 and recelve $110,000.00 in 26 years. d. Invest $32,249,34 and receive $1,000,000.00 in 30 years. a. What annual rate of totum will Koiko earn it she invests $450.00 today and receives $63428 in 11 years? 14. (Round to two decimal places.)