You are choosing between two projects. The cash flows for the projects are given in the following table$($$ million$)-($see the attached picture of the data table$).$ a$.$ What are the IRRs of the two$$ projects? $($round to two decimal places$).$

b$.$ If your discount rate is $5\mathrm{.}2\%,$ what are the NPVs of the two$$ projects?

c$.$ Why do IRR and NPV rank the two projects$$ differently?