Kahil Mfg. makes skateboards and uses a weighted average process costing system. On May 1, 2013, the company had 400 boards in process that were 70 percent complete as to material and 85 percent complete as to conversion. During the month, 3,800 additional boards were started, and 300 boards were still in process (40 percent complete as to material and 60 percent complete as to conversion) at the end of May. Cost information for May 2013 is as follows: Beginning WIP Inventory costs
Direct material $ 4,349
Conversion 4,658
Current period costs
Direct material 60,775
Conversion 46,750
a. Calculate EUP for each cost component using the weighted average method.
b. Calculate cost per EUP for each cost component.

Equivalent Units     Materials        1700       Conversion  2630

Cost per EUP Materials:  38.308     Conversion : 19.55

Explanation:

The weighted average method can be calculated using the beginning inventory and the units started .

Kahil Mfg

Weighted Average Method

Particulars        Units          % Of Completion             Equivalent Units

                                        Materials    Conversion  Materials    Conversion

Beginning

Inventory     400                70                 85             280               350

Units Started  3800          40                  60            1520             2280        

Equivalent Units                                                        1700              2630

Beginning WIP Inventory costs

                                               Direct material             Conversion  

                                                     $ 4,349                        4,658

Current period costs

                                                       60,775                        46,750        

Total Costs                                 65,124                          51,408            

Cost per EUP

                                               65,124/1700              51,408/2630

                                                 38.308                      19.55

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