Your boss has told you to evaluate the cash flows for Machine 1 and Machine 2, using the payback period method. Which machine are you going to recommend? Justify your answer ash flo Machine 1 (51,00011,10910,98 Machine 2 47.000 13,121 12,110 I1,100 10,987 9,876 2018 2019 2020 2021 2022 2023 2. You are considering an investment that requires you to lay out $15,000 and has the cash inflows shown below Find the internal rate return and determine whether you should invest if your cost of capital is 0.045. Justify your answer 2019 2020 2021 2022 2023 3. Find the NPV of the investment in Problem 2. Should you invest? Justify your answer Your firm is considering another investment that has an internal rate of return of 0.043. Should your firm invest in this project or the project in Problem 2? Justify your answer. 4 5. Your firm is considering another investment that has an NPV of $50. Should your firm invest in this project or the project in Problem 3? Justify your