Engineering Economics & Environmental Questions (1 point each, a total of 4 points) Your Company plans to purchase a new 10-ton Heat Pump with SEER 14. It costs $12,000 to install. The yearly energy saving is $4,000 with a 4% escalation rate. The estimated yearly cost of repair/maintenance is $1,000 with 3% escalation rate; If 5% discount rate; please find out: Life-Cycle cost by showing present accumulative values for the next three years. b How many KWH save in the next three years? (Assume the average cost of electricity is 0.17/KWH/yr.) How many pounds of CO2 yearly will be reduced due to the electric savings over the next three years? (If electricity is generated by gas)? d) How many pounds of CO2 yearly will be reduced due to the electric savings from the next three years, if purchase a SEER 16 Heat Pump? (If electricity is generated by gas)