An investment project has annual cash inflows of $6,600, $7,700, $8,500, and $9,800, and a discount rate of 11 percent. Required: What is the discounted payback period for these cash flows if the initial cost is $9,500? (Do not round your intermediate calculations.) 0.57 years 2.32 years 1.07 years 1.57 years 3.14 years