Terai Motors buys semi-finished products from suppliers and assembles them based on customer preferences. During the customization process, two wheels, one handlebar, one seat, and a luggage box are attached to develop the end product. Wheels are attached in workstation 1, while handlebar, seat, and luggage box are attached in workstation 2, as shown in Figure 4.14. The daily production quota on the assembly line is 80 bikes. The container for wheel assembly can hold eight units, and the policy variable for workstation 1 is 0.10. The average waiting time for container of wheels is 0.09 day, while 0.06 day is required for processing. The container for workstation 2 can hold 50 units, and the policy variable for workstation 2 is 0.08. The average waiting time for workstation 2 is 0.14 day, while processing time is 0.20 day.

a. Calculate the number of containers needed in workstation 1.
b. Calculate the number of containers needed in workstation 2.

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(WS1 (2)) Bicycle WS2 (3) FIGURE 4.14 Components for End Item Bicycle