8 years ago a company installed a robot that today has a market value of $ 60,000 and each year it drops $ 2,000. For example, at the end of the first year, the market value will be $ 58,000 and continues to decline. Maintenance costs for the next 4 years are estimated at $ 3000 this year and increase 10% each year. Determine the marginal cost of extending the service for one year, over the next 4 years if the MARR is 12%. Fill in the blanks with the results.

The loss of market value in year 1 is $ _____ The loss in interest in the year 1 $______ Marginal Cost in year 1 is $ _____ Marginal Cost in year 2 is $