You are choosing between two projects. The cash flows for the projects are given in the following table$($$ million$)$: $($see the picture of table attached$)$

a$.$ What are the IRRs of the two$$ projects?

b$.$ If your discount rate is $4\mathrm{.}9\%,$ what are the NPVs of the two$$ projects?

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