6- We have discussed and used various methods to value projects. Three of them are net present value (NPV), internal rate of return (IRR) and payback method. Briefly state what information each method provides. Having these tools in hand, describe what would you do as a financial manager to value several projects that you might invest in i) if they are independent projects and you have sufficient resources to invest in all of them ii) if they are mutually exclusive projects (at most one of them can be realized).