Table 918
a Company Desires to Set Up a Line to to Produce

question 136

Multiple Choice

Table 9.18
A company desires to set up a line to produce 60 units per hour.
The work elements and their precedence relationships are as follows.
$$\begin{array} { | c | c | c | } \begin{array} { c } \text { Work } \\\text { Element }\end{array} & \text { Time (sec) } & \begin{array} { c } \text { Immediate } \\\text { Predecessor(s) }\end{array} \\\hline 1 & 40 & - - \\2 & 30 & 1 \\3 & 50 & 1 \\4 & 40 & 2 \\5 & 6 & 2 \\6 & 25 & 3 \\7 & 15 & 3 \\8 & 20 & 4,5 \\9 & 18 & 6,7 \\10 & 30 & 8,9 \\\hline\end{array}$$
-Use the information in Table 9.18.Suppose that a solution has been found to this problem with five stations.What is its efficiency?

• A) less than 93%
• B) more than 93% but less than or equal to 95%
• C) more than 95% but less than or equal to 97%
• D) more than 97%

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Definitions:

Tissues

Groups of similar cells in organisms that work together to perform specific functions.

Respiratory System

The organ system that facilitates breathing, including the lungs, airways, and muscles, enabling the exchange of oxygen and carbon dioxide.

Tuberculosis

A contagious bacterial infection caused by Mycobacterium tuberculosis, primarily affecting the lungs but can spread to other organs.

COPD

Chronic Obstructive Pulmonary Disease, a lung condition characterized by persistent respiratory symptoms and airflow limitation.