Question 4: Consider the following production process. It is trying to meet a market demand of 250 units per week. Step 1 Step 2 Step 3 Step + Step 5 Step 6 Step 1: Material release schedule Step 2: Drilling (capacity is 300 units/week) Step 3: Tapping (capacity is 150 units/week) Step 4: Grinding (capacity is 300 units/week) Step 5: Coating (capacity is 200 units/week) Step 6: Inspection (capacity is 500 units/week) a. Where should buffers be placed? b. Which resource is the drum? c. Where should the rope be placed? d. Which resource is the bottleneck? Question 5: An air condition company has five distribution centers located at the location coordinates given as follows. The demand at each center is also given. Distribution center Coordinates Demand . (2,4) 10 B (6,2) 15 (4, 10) 25 D (13,4) 30 E (10,5) 20 1. What are the x and y coordinates for the center of gravity? 2. If a plant is located at a center of gravity, what is the load-distance score, assuming rectilinear distance? 3. Assume that two plants, rather than one, are to be located. Plant 1 serves distribution centers A, B, and C. Plant 2 serves distribution centers D and E. What is the center of gravity for plant 1