A professor at Stevens Is considering replacing their car The purchase cost of a new one will be $22,000 and will have lower maintenance costs per year compared with the older one The current car can be sold for $5,000 now The salvage value and maintenance costs per year are listed below for both alternatives Assume a 4-year useful life and the MARR is 10%. Calculate the Marginal Cost of the old car (Defender) Which replacement analysis technique will you use and why? Find the EUACs of Capital Recovery for the new car (Challenger) Find the EUACs of Maintenance Cost for the new car (Challenger). Find the Total EUACs of the two alternatives When (Economic Life) should the old car be replaced? Why