Company B is considering three mutually exclusive capital investment projects. Project X has an IRRX of 15%. Project Y has an IRRY of 19%. Project Z has an IRRZ of 11%. The NPV of each project equals $80,000 when the opportunity cost of capital is 8%. That is, NPVX = NPVY = NPVZ = $80,000 when the opportunity cost of capital is 8%. 12. Which one of these projects should Company B invest in if its opportunity cost of capital is 7%? a. Project X b. Project Y c. Project Z 13. Which one of these projects should Company B invest in if its opportunity cost of capital is 17%? a. Project X b. Project Y c. Project Z