Show steps using Excel DCF NPV, IRR Problem 1b: You are investing in a project that requires an initial investment of $(the number of your Student ID). The project will last for 5 years with the following additional cash flows (CF) at the end of each year: Years 1 2 3 5 BL029891 the number CF of your Student ID 100,000 50,000 30,000 150,000 If the discount rate is 6%, calculate the payback periods in Excel for both the methods below; (a) Payback Method [10] (b) Discounted Payback Method [10] Notes: If your student ID number is too large and thus there is no payback period in 5 years based on the number, Please divide your ID number by 10