Consider the infinite cash-flow series with repeated cash-flow patterns given in the table below. Determine i for this infinite cash-flow series. Click the icon to view the net cash flows for the projects. The rate of return is %. (Round to one decimal place.) An -$2,100 0 ,900 1 1,200 2 - 2,100 1,800 900 4 1,200 5 -2,100 1,800 6 900 7 1,200 8