For each of the investments below, calculate the rate of return earned over the period. Investment Cash Flow During Beginning-of-Period End-of-Period Value Period Value A - $300 $1,800 $600 18,000 160,000 118,000 6,000 50,000 46,000 D 60 600 300 E 1,200 14,500 12,400 (Click on the icon here in order to copy the contents of the data table above into a spreadsheet.) The rate of return on Investment Ais %. (Round to two decimal places.)