9-11 Internal rate of return (LO 4) Harrison Hammocks is considering the purchase of a new weaving machine to prepare fabric for its hammocks. The machine under consider- ation costs $88,235 and will save the company $14,000 in direct labor costs. It is expected to last 14 years. Required to do to be 18 000,052 vita nondo no Tabor a. Calculate the internal rate of return on the weaving machine. b. If Harrison uses a 12% hurdle rate, should the company invest in the machine? Why or why not