An assembly plant for the Blood Pressure RX, a portable blood pressure device, has 400 minutes available daily in the plant for the device, and the average demand is 80 units per day. Final assembly requires 6 separate tasks. Information concerning these tasks is given in the following table.

a) Draw a precedence diagram of this operationb) Given the demand, what is the cycle time for this operation?c) What is the theoretical minimum number of workstations?d) Assign tasks to workstations.e) What is the overall actual efficiency of the assembly line?

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TASK A B с D E F LL PERFORMANCE TIME (minutes) 1 1 4 1 2 4 TASK MUST FOLLOW TASK LISTED BELOW A, B с D E