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c) Discuss how this balance could be improved to 100%. d) What is the theoretical minimum number of workstations? PX ..9.17 Tailwind, Inc., produces high-quality but expensive training shoes for runners. The Tailwind shoe, which sells for $210, contains both gas- and liquid-filled compartments to pro- vide more stability and better protection against knee, foot, and back injuries. Manufacturing the shoes requires 10 separate tasks. There are 400 minutes available for manufacturing the shoes in the plant each day. Daily demand is 60. The information for the tasks is as follows: TASK MUST FOLLOW TASK LISTED BELOW TASK A B PERFORMANCE TIME (min) 1 3 2. B C D E 4 B 1 F 3 2 G CD F G E, H H 5 1 1 J 3 1 a) Draw the precedence diagram. b) Assign tasks to the minimum feasible number of workstations according to the "ranked positioned weight" decision rule. c) What is the efficiency of the process you completed in (b)? d) What is the idle time per cycle? Px .. 9.18 The Mach 10 is a one-person sailboat manufactured by Creative Leisure. The final assembly plant is in Cupertino