An assembly line consists of 21 tasks grouped into 5 workstations. The sum of the 21 task times is 85 minutes. The largest assigned cycle time is 20 minutes. The efficiency of this line is
A) 4.2 percent
B) 17 percent
C) 85 percent
D) 100 percent
E) none of the above

Question

Quizplus · Accepted Answer

Efficiency = total task time / (number of workstations * cycle time) 
Total task time = 85 minutes 
Number of workstations = 5 
Cycle time = 20 minutes (largest assigned cycle time)

Efficiency = 85 / (5 * 20) = 85 / 100 = 85%

An Assembly Line Consists of 21 Tasks Grouped into 5