Draw a precedence diagram. Compute for the cycle time, theoretical minimum, idle time, efficiency, andbalance delay.

*2,000 units desired output rate

*50 hrs per week of operating hours.

Green Grass, Inc., a manufacturer of lawn and garden equipment, is designing an assembly line to produce a new fertilizer spreader, the Big Broadcaster. Below are the given work elements, time and immediate predecessor data.

WORK ELEMENTDESCRIPTIONTIME(sec)IMMEDIATE

PREDECESSOR(S)

ABolt leg frame to hopper40None

BInsert impeller shaft30A

CAttach axle50A

DAttach agitator40B

EAttach drive wheel6B

FAttach free wheel25C

GMount lower post15C

HAttach controls20D, E

IMount nameplate18F,G

Total244