Hi I need help on what is the answer for this process costing problem. Answers with explanation is highly appreciated. I hope that you can help me

Problem

PROBLEM 3 Bart Co. adds materials at the end of the process in Department M. the following information pertain to Department M's work in process during April; UNITS Work in process, April 1 (60% complete as to conversion cost) 3, 000 Started in April 25, 000 Completed 20, 000 Work in process, April 30 (75% complete as to conversion cost) 8, 000 3. What are the equivalent units of production (both for materials and conversion) for the month of April using FIFO method? 4. What are the equivalent units of production (both for materials and conversion) for the month of April using weighted average method