Which line is the most efficient? For all assembly lines. which work station is the slowest for each line? What is the capacity (units per minute) for each line? Where (if any) will WIP start to build up in any of the lines?

Task Description Task Time (seconds) Predecessor Relationships A Process the order 7 none B Gather parts for spokes and tires 6 A Gather parts for frame and attachments 8 . D Assemble spokes 8 B E Prepare tires 1 B F Weld frame together and paint 6 G Prepare handlebars, fenders, brakes, etc. 5 . Assemble wheels 5 D, E 1 Assemble frames and attachments 4 F, G J Assemble wheels to frame 4 HT Work Assembly Line 1 Assembly Line 2 Assembly Line 3 Assembly Line 4 Assembly Line 5 Assembly Line 6 Assembly Line 7 Station 1 AB A A, B A, B, C 2 D BE B, E C, E, G D, E, F, G B 3 C, E B, F. DH DH H,I,J 4 F, G GI, E C G F, G F, I, J D, E 5 H,I,J D F, I,J DI F, G 6 H] 4,) HI 7 J