Principal Corporation Makes a Variety of Chemicals Required:
Compute the Cost of Work Completed and the Cost

Principal Corporation makes a variety of chemicals. Materials are added at the beginning of the process. Conversion costs are added evenly throughout the process. Its Mixing department had the following information regarding costs and output: $\begin{array} { l }\text { Units: }\\\text { Started and completed }&8,000\text { Units: }\\\text { started and still in process }(30 \% \text { completed) }&2,500\text { Units: }\\\text { Costs: }\\\text { Direct materials }&\$126,000\\\text { Direct labor }&\$31,250\\\text { Factory overhead }&\$30,000\end{array}$
Required:
Compute the cost of work completed and the cost of the ending WIP inventory using the weighted- average method.