Consider the following information for an industrial forklift. It has a current trade-in value of $7000 however if kept it requires an immediate overhaul costing $1500. The operating and maintenance costs are $3000 in the first year and they are expected to increase by $2000 per year thereafter. The machine has a maximum lifespan of 5 years from today. The resale value of the machine will fall by 40% each year from its previous year's value. What is the AEC of the machine at its economic service life. Assume a MARR of 9%. The AEC is within $20 of? 7584 7624 7664 7704 7744