Company uses process costing to establish the cost per unit of its output. The following information was available for the last month: Input units 10,000 Output units 9,850 Opening inventory 300 units, 100% complete for materials and 70% complete for conversion costs Closing inventory 450 units, 100% complete for materials and 30% complete for conversion costs The company uses the weighted average method of valuing inventory. What were the equivalent units for conversion costs?