Jevon is a process engineer in a manufacturing plant and has worked there for 3 years. He has identified that the bottleneck of one of the processes is at Station 3. By adding one more machine to this station, Jevon will reduce wait times by 20%. The cost of the machine is $25,000, but he estimates that the machine will produce an annual savings that increase by 5% each year for 7 years. Assume that the money is compounded annually at a rate of 8% What is the variable name for 5%? OG Oi Oj O