Super Deluxe Optics, Inc is considering a new glass grinding machine that will cost $89,000. They anticipate they will earn additional profits of $1,068.15 each month for 15 years due to cost savings. What is the IRR? No \% sign in your answer. Draw timeline. Consider what type of TVM problem is reflected in this cashflow. Use the process that was used for Chapter 6 TVM problems that required you to find the interest rate. IRR is the interest rate (rate of return) used in the problem to equate the PV of the payments with the initial amount. [A]\%