Please calculate the rate of return for the following investments. a) Investment Year 1 Year 2 Year 3 Year 4 Year 5 100,000 20,000 20,000 20,000 20,000 20,000 Investment Year 1 Year 2 Year 3 Year 4 Year 5 100,000 20,000 20,000 20,000 20,000 120,000 Investment Year 1 Year 2 Year 3 Year 4 Year 5 100,000 33,438 33,438 33,438 33,438 33,438 d) Investment Year 1 Year 2 Year 3 Year 4 Year 5 100,000 248,832 Calculate the rate of return of example (d) above