Kali Manufacturing Inc. began the year with the following.

	Units
Beginning work-in-process	20,000	20% complete
Transferred to finished goods	60,000
Ending inventory	10,000	70% complete

Materials added at the beginning of the process

Required Calculate the equivalent units for

1. material costs under the weighted average process cost method;
2. conversion costs under the weighted average process cost method;
3. material costs under the FIFO process cost method; and
4. conversion costs under the FIFO process cost method.

Please show work I have to show it. Thanks