Automan, Inc. makes "tennis robots" on an assembly line with 9 tasks. The tasks and their times follow. $$\begin{array} { | l | l | }
\hline \text { Work } & \text { Time } \
\text { Element } & ( \mathrm { sec } ) \
\hline 1 & 20 \
\hline 2 & 30 \
3 & 25 \
4 & 25 \
5 & 10 \
6 & 20 \
7 & 15 \
8 & 45 \
9 & 50 \
\hline
\end{array}$$ The desired output rate is 50 robots an hour. The "theoretical maximum efficiency" on the line is
A) less than 85%.
B) more than 85% but less than or equal to 90%.
C) more than 90% but less than or equal to 95%.
D) more than 95%.

Question

Automan, Inc. makes "tennis robots" on an assembly line with 9 tasks. The tasks and their times follow. $$\begin{array} { | l | l | } 
\hline \text { Work } & \text { Time } \
\text { Element } & ( \mathrm { sec } ) \
\hline 1 & 20 \
\hline 2 & 30 \
3 & 25 \
4 & 25 \
5 & 10 \
6 & 20 \
7 & 15 \
8 & 45 \
9 & 50 \
\hline
\end{array}$$ The desired output rate is 50 robots an hour. The "theoretical maximum efficiency" on the line is
A) less than 85%.
B) more than 85% but less than or equal to 90%.
C) more than 90% but less than or equal to 95%.
D) more than 95%.

Quizplus · Accepted Answer

The Answer is A

Automan, Inc The Desired Output Rate Is 50 Robots an Hour