An Assembly Line to Be Balanced Has Six Tasks in Precedence.The

question 92

Multiple Choice

An assembly line to be balanced has six tasks in precedence.The task times are shown in the following table.Based on demand forecasts,the output rate has to be 160 units per day.The line operates 8 hours a day.Compute the theoretical minimum amount of idle time (I) .
$$\begin{array} { | l | l | l | } \hline \text { Tasks } & \text { Immediate Predecessor } & \begin{array} { l } \text { Task Time in } \\\text { Minutes }\end{array} \\\hline \mathrm { A } & \text { NONE } & 3 \\\hline \mathrm { B } & \mathrm { A } & 1 \\\hline \mathrm { C } & \mathrm { A } & 2 \\\hline \mathrm { D } & \mathrm { B } , \mathrm { C } & 3 \\\hline \mathrm { E } & \mathrm { C } & 3 \\\hline \mathrm { F } & \mathrm { D } , \mathrm { E } & 2 \\\hline\end{array}$$

• A)0
• B)1
• C)2
• D)3

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Definitions:

Supply Curve

A graphical representation showing the relationship between the price of a good or service and the quantity of that good or service that a supplier is willing and able to supply in the market.

Break-Even Point

The point at which total costs and total revenue are equal, resulting in no profit or loss.

Competitive Firm

is a business that operates in a market where it has to compete with other firms for customers and cannot influence market prices.

Economic Profit

The surplus obtained from total revenues minus both explicit (out-of-pocket) and implicit (opportunity) costs of all resources employed.