The following information is related to Ma'an Industrial Company: Statement Production in process 1/4-60% completion rate Units started in the month of 4 Units completed within month 4 Production in process 30/4 -60% completion rate Q. units 15000 unit 40000 unit 42500 unit SSS Production in process included 1/4 the cost of materials 5500 riyals, and materials spent during the month 4 18,000 riyals, and the company uses the weighted average method. Required: 1. The number of units charged 2. Calculating the number of equivalent units of cost components 3. Calculate the equivalent unit cost of direct materials only