Table 1020
the Following Information Is Known About an Assembly Line

Multiple Choice

Table 10.20
The following information is known about an assembly line.
The desired output rate is 80 units per hour.
$$\begin{array} { | c | c | c | } \hline \begin{array} { c } \text { Work } \\\text { Elements }\end{array} & \begin{array} { c } \text { Time } \\( \mathrm { sec } ) \end{array} & \begin{array} { c } \text { Immediate } \\\text { Predecessor(s) }\end{array} \\\hline \text { A } & 40 & - - \\\text { B } & 36 & \text { A } \\\text { C } & 20 & \text { A } \\\text { D } & 2 & \text { A } \\\text { E } & 30 & \text { B, C } \\\text { F } & 34 & \text { D } \\\text { G } & 35 & \text { E } \\\text { H } & 5 & \text { F } \\\text { I } & 15 & \text { E, H } \\\text { J } & 40 & \text { H } \\\text { K } & 38 & \text { G, I, J } \\\hline\end{array}$$
-Use the information in Table 10.20. Using the longest work- element time rule of line balancing, what is the theoretical minimum number of stations versus the number of stations needed?

A) 2 versus 3
B) 3 versus 3
C) 3 versus 4
D) 4 versus 2