Zoysia University must purchase mowers for its landscape department. The university can buy EVF mower that costs $7,500 and have annual, year end maintenance costs of $2,000 per year.The EVF mower will be replaced at the end of year 4 and have no value at that time. Alternatively, Zoysia can buy AEH mower to accomplish the same work. The AEH mower will be replaced after three years. It costs $4,800 and have annual, year end maintenance costof $2,400 per year. The university