Ajax had average costs per unit of $10 when sales equaled 10,000 units and average costs per unit of $6.50 when sales equaled 24,000 units. Fixed costs were Ajax had total costs of $50,000 when 5,000 units were sold. When sales equaled 12,000 units, total costs were $78,000. Variable costs were Acme had total costs of $250,000 when 5,000 units were sold. When sales equaled 12,000 units, total costs were $390,000. Fixed costs were Acme had average costs per unit of $50 when sales equaled 1,000 units and average 46 per unit of $32,50 when sales equaled 2,400 units. Fixed costs were Acme had total costs of $250,000 when 5,000 units were sold. When sales equaled 12,000 units, total costs were $390,000. Variable costs were