Chapter $9-$ Lay out Strategy Problem $1600$ mirrors per day required Mirror production scheduled for $8$ hours per day From a work balance chart the given total operation time $=140$ seconds Problem $2$ Boeing determines that there are $480$ productive minutes of work available per day. Furthermore, the production is schedule requires that $40$ units of the wing component be completed as output from the assembly line each day. It now wants to group the task into workstations. Compute this cycle time