6. If IRR and NPV give different answers, you should to discount future cash a. use IRR always b. use NPV always c. Use IRR if mutually exclusive projects d. use IRR if independent projects 7. If you are expressing all cash flows in future dollars, you use the The Innominal restro a. The IRR interest rate b. The nominal interest rate c. The real interest rate d. The corrected interest rate multiple assumptions to see how it affects NPV is an example of