Selah Manufacturing Makes a Quality-Improvement Device for the Aeronautical Industry

question 1

Multiple Choice

Selah Manufacturing makes a quality-improvement device for the aeronautical industry. The company uses a process costing system and has only a single processing department. The following information pertains to operations for the month of May:
$\begin{array} { | l | r | } \hline & \text { Number of Units } \\\hline \text { Beginning work in process inventory } & 16,000 \\\hline \text { Units started into production during May } & 100,000 \\\hline \text { Units completed during May } & 92,000 \\\hline \text { Ending work in process inventory } & 24,000 \\\hline\end{array}$ The beginning work-in-process inventory was 60% complete with respect to materials and 20% complete with respect to conversion costs. The ending work-in-process inventory was 90% complete with respect to materials and 40% complete with respect to conversion costs. The costs were as follows:
$\begin{array} { |l | r | r | r | } \hline & \text { Materials } & \text { Conversion } & \text { Total } \\\hline \begin{array} { l } \text { Beginning work-in- } \\\text { process inventory }\end{array} & \$ 54,560 & \$ 35,560 & \$ 90,120 \\\hline \begin{array} { l } \text { Costs incurred } \\\text { during May }\end{array} & \$ 468,000 & \$ 574,040 & \$ 1,042,040 \\\hline \text { Total } & \$ 522,560 & \$ 609,600 & \$ 1,132,160 \\\hline\end{array}$
-What was the unit cost for materials included in the beginning work-in-process inventory,rounded to the nearest cent?

• A) $3.41.
• B) $4.60.
• C) $5.68.
• D) $8.53.

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Definitions:

Diseconomies Of Scale

refers to a situation where, as a company or business expands, its production costs increase, leading to a decrease in efficiency.

Resource Endowments

The natural resources, capital, and other economic assets that a country possesses, impacting its economic potential.

World Price

The international market price of a good or service, determined through global supply and demand interactions.

Diminishing Returns

The principle that if one factor of production is increased while others remain constant, the overall returns will eventually decrease after reaching an optimal level.