(Present value of an uneven stream of payments) You are given three investment alternatives to analyze. The cash flows from these three investments are as follows: Investment End of Year S 1,000 2,000 3,000 (4,000) 4,000 1,000 1,000 1,000 1,000 5,000 S 5,000 5,000 (5,000) (5,000) 15,000 What is the present value of each of these three investments if the appropriate discount rate is 14 percent