Mendle Co. had zero units of beginning work in process. During the period 12,000 units were completed,

Question:

Mendle Co. had zero units of beginning work in process. During the period 12,000 units were completed, and there were 800 units of ending work in process one-fifth complete as to conversion cost and 100% complete as to materials cost. What were the equivalent units of production for
(a) Materials and
(b) Conversion costs?