super confusing! if anyone coukd explain better it'd be greatly appreicated!

Mccabe Corporation uses the weighted-average method in its process costing. The following data pertain to its Assembly Department for September Percent Complete Units Materials Conversion Work in process, September 1 1,000 30 % 20 % Units started into production during September 8,000 Work in process, September 30 2,000 50 % 40 % $ S Cost in the beginning inventory: Materials Conversion Cost added to production in September Materials Conversion 12,500 35,000 $ 30.000 $ 45,000 1 Compute the equivalent units of production for both materials and conversion costs for the Assembly Department for September 2 Calculate the materials cost and conversion cost per equivalent unit. 1 2 3 3. What is the total cost of Work in process, September 30? 5 16 7 8 9 0 1 -2 3 14 4 What is the total cost of the units that are COMPLETED and transferred to the next department