2. A Pennsylvania coal mining operation has installed an in-shaft monitoring system for oxygen tank gear readiness for emergencies. Based on maintenance patterns for previous systems, there are maintenance costs for the first 3 years, they increase for a time period, and then they level off. Maint costs are expected to be $150,000 in year 3, $180,000 in year 4, and amounts increasing by $2% per year through year 6 and remain constant thereafter for the expected 10-year life with similar costs will replace the current one, determine the p at i 10% per year compounded quarterly. no enance of the system. If similar systems erpetual equivalent annual maintenance cost 2. A Pennsylvania coal mining operation has installed an in-shaft monitoring system for oxygen tank gear readiness for emergencies. Based on maintenance patterns for previous systems, there are maintenance costs for the first 3 years, they increase for a time period, and then they level off. Maint costs are expected to be $150,000 in year 3, $180,000 in year 4, and amounts increasing by $2% per year through year 6 and remain constant thereafter for the expected 10-year life with similar costs will replace the current one, determine the p at i 10% per year compounded quarterly. no enance of the system. If similar systems erpetual equivalent annual maintenance cost