Given the following cash flows; Yr 0 = -$12,000, Yr 1 = $6,200, Yr 2 = $5,600, Yr 3 = $3,900. If the relevant discount rate is 10% and 15%, what is the profitability index?

Given the following cash flows; Yr 0 = -$12,000, Yr 1 = $6,200, Yr 2 = $5,600, Yr 3 = $3,900. If the relevant discount rate is 10% and 15%, what is the profitability index?