You have purchased equipment for your forestry operation that initially cost you $5,500. Every 10 years, this equipment will need replacement (replacement cost is also $5,500). The discount rate (annual) is 6%. What is the NPV of your equipment needs? HINT: This is a perpetuity calculation with a few twists. You have an initial outlay and then a perpetuity payment that occurs only every 10 years (not annual) and doesn't start for 10 years