using excel please. thanks!

Crystal Lake Company is considering launching a product line extension - a "new and improved" version with enhanced product features and environmentally friendly packaging. Below are the basic assumptions associated with the new product line extension: 1) Create a cash flow framework by year and then calculate NPV, IRR, Payback, MIRR, PI. 1) Create a cash flow framework by year and then calculate NPV, IRR, Payback, MIRR, PI. 2) Should you launch the line extension? Why? 3) What is the risk associated with this project? How do you measure that risk? 4) What do you know for certain about your forecast? How often will project assumptions change? 5) What if the sales forecast changes to 10% below the original estimate \& the equipment cost is 10% higher? 6) Are EVA / ROIC metrics appropriate in this case? 7) How should you handle inflation