Red transportation company is considering a new inventory system that will cost $350,000. The system is expected to generate -$50,000 (negative) in year one, $315,000 in year two, $110,000 in year three, and $160,000 in year four. Breck's required rate of return is 10%. What is the profitability index of this project? 1.53 2.18 1.16 0.94