An investment project has annual cash inflows of $$4,900,$ $$3,400,$ $$4,600,$ and $$3,800,$ and a discount rate of $13$ percent.

What is the discounted payback period for these cash flows if the initial cost is $$5,200?$

What is the discounted payback period for these cash flows if the initial cost is $$7,300?$

What is the discounted payback period for these cash flows if the initial cost is $$10,300?$