plz use excel

Several project alternatives have been presented: All the alternatives have a 12 year life and zero residual value. Choose the best alternative using Excel. Use the IRR and NPV functions to compare both rate of return and net present value of the cash flows. Several project alternatives have been presented: All the alternatives have a 12 year life and zero residual value. Choose the best alternative using Excel. Use the IRR and NPV functions to compare both rate of return and net present value of the cash flows