An investment project costs \\( \\$ 17,700 \\) and thas annual cash flows of \\( \\$ 33600 \\) for sio years. a. What is the discounted payback period if the discount rate is zero percent? b. What is the discounted payback period if the discount rate is 5 percent? c. What is the discounted payback period if the discount rate is 20 percent