Interest rate (with changing years). Keiko is looking at the following investment choices and wants to know what annual rate of return each choice produces a. Invest 5440.00 and receive 5714.03 in 10 years b. Invest 52,600 00 and receive 511,110.13 in 16 years. c. Invest $31,879 88 and receive $120,000.00 in 28 years d. Invest $32,199 49 and receive $1,200,000.00 in 30 years a. What annual rate of return will Keiko ear if she invests 5140 00 today and receives 5714 03 in 10 years? 4.96% (Round to two decimal places) b. What annual rate of return will Kelko cam if she inventa $2,600.00 today and receives 511,110.13 in 16 years? 1% (Round to two decimal places.)