Use This Scenario for the Following Question(s) -Refer to the Scenario Above

question 40

Multiple Choice

Use this scenario for the following question(s) .
The process design team at a manufacturer has broken an assembly process into eight basic steps, each with a required time, and predecessor as shown in the table. There are 8 productive hours available in a day and the manufacturer wishes to produce 400 units. Use this information to answer the following question(s) .
$$\begin{array} { | c | c | c | } \hline \text { Task } & \text { Time } ( \mathrm { sec } ) & \text { Predecessor } \\\hline \mathrm { J } & 45 & \cdots \\\hline \text { K } & 50 & \mathrm {~J} \\\hline \mathrm { L } & 40 & \mathrm {~J} \\\hline \mathrm { M } & 55 & \mathrm {~K} , \mathrm {~L} \\\hline \mathrm { N } & 40 & \mathrm { M } \\\hline \mathrm { O } & 65 & \mathrm { M } \\\hline \text { P } & 25 & \mathrm {~N} \\\hline \text { R } & 35 & \mathrm { O } , \mathrm { P } \\\hline\end{array}$$
-Refer to the scenario above. Operations managers and process engineers design a line that contains seven stations. What is the percentage of idle time?

• A)21.9%
• B)14.3%
• C)25.6%
• D)17.8%

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Definitions:

By-products

By-products are secondary products derived from the manufacturing process or chemical reaction, which may have less value than the primary product but can still be profitable.

Joint Costs

are costs incurred in the production process that benefit multiple, often separable, products or project components.

Joint Costs

Costs incurred when producing multiple products in the same process, where the costs cannot be separated easily for each product.

Support Departments

Units within an organization that do not directly participate in the primary activities of the business but provide essential support services to revenue-generating departments.