Question 12 2 pts A machine has a first cost of $150,000. Its service life is 10 years when it can be sold for $30,000. Annual maintenance costs are $2,500. At years 4 and 8, it will require major servicing at a cost of $20,000 each. What is the equivalent annual cost of owning and operating this machine, assuming that the rate is 10%? O 27.000 25.570 28.680 25.900