Ajax Company has offered to make and ship 25,000 units of Kleen directly to Purex Company's customers. If Purex Company accepts this offer, it will continue to produce and ship the remaining 55,000 units. Purex's fixed manufacturing support costs will decrease to $90,000. Its fixed selling and distribution costs will remain unchanged. Variable selling and distribution costs will decrease to $0.80 per unit for the 25,000 units produced and shipped by Ajax Company. Determine the maximum amount per unit that Purex Company should pay Ajax Company for producing and shipping the 25,000 units