The Valentine Company has decided to buy a machine costing $27,872. Estimated cash savings from using the new machine amount to $6,500 per year. The machine will have no salvage value at the end of its useful life of seven years. (Ignore income taxes,) Click here to view Exhibit 135-2 135-: to determine the appropriate discount factor(s) using tables. If Valentine s required rate of return Is 11%. the machine s internal rate of return is closest to: (Round discount factor(s) to 3 decimal places and final answer to the closest interest rate.) 10% 12% 8% 14%