If you invested $$180$ million into a project today, and achieved operating cash flows of

$$50$million, $$30$million, $$40$million, $$80$million, and $$30$million, how would you measure

the following:

a$.$ NPV $($assuming $7\mathrm{.}8\%$ cost of capital$)$

b$.$ IRR

c$.$ How would you mathematically and verbally describe NPV relative to the IRR?