Allen Bradley claims that its XM1Z1A and XM442 electronic overspeed detection relay modules pro- vide customers a cost-effective monitoring and control system for turbo machinery. If the equipment provides more efficient turbine performance to the extent of $20,000 in year 1, $22,000 in year 2, and amounts increasing by $2000 per year, how much could Mountain Power and Light afford to spend now at 10% per year interest if it wanted to recover its investment in 5 years?