need help ASAP

Project A has the following cash flows: The payback period for the project A is: One year Two years Zero Three years Project M has the following cash flows: The NPV (Net Present Value) of the project at 50% discount rate is: Zero $15,000 $6,000 $7,500 Project N has the following cash flows: The IRR (Internal Rate of Return) for Project B is: 40% 50% 100% 10% Project WIN has the following cash flows: The IRR (Internal rate of return) of the project is: (Approximately) 30% 13.5% 15% 25%