Present value of an income stream ch13

Read No Evil (RNE) is a firm specializing in the destruction of sensitive documents. An industrial paper shredder costs $8,000. If bought, it would raise RNEs revenue by an additional $400 per year. The machine is designed to last forever and never require maintenance. If the firm does not purchase the machine, it will put the money into an interest-bearing bank account. At which interest rates would RNE be willing to buy the machine? Check all that apply. 2% 12% 1% 4%