1!. There are 6 material items in a stock (table 1). Make ABC/XYZ classifications (table 2) and determine materials for JIT (Just in Time) programme. Apply the following structure of ABC (cumulated quantity share / cumulated value share: A class - 20%/80%, B class - 50%/95%, C class - 100%/100%. Apply the following classification structure of XYZ with usage deviation around average usage: X class - deviation up to 20%, Y usage deviation from 20% to 50%, Z-usage deviation above 50%. (2 pts) Table 1. Material Monthly Usage deviation [z] Quantity share Table 2. Material Value share [%] usage Cumulated value share [%] Cumulated quantity share [%] ABC/XYZ [z] [%] M1 100 +25 12.0 M2 50 40 25.0 M3 300 + 10 8.0 M4 90 +30 26.0 M5 350 60 11.0 M6 110 30 18.0 1000 100 Materials for JIT: Calculations: ... 2. With what inventory level (reorder point ROP) a company should order new (replenishment) material if a lead time is 3 days, reviewing period is 1 day, daily average demand is 10 items of material with a standard deviation of 3 items, and service level is expected to be 97.5% (number of standard normal deviates z=1.96)? (1 pts) ROP = ... 3. Demand for a standard material in a production company is 3200 units. The price of one unit is 200 z. Reordering cost is 50 z., and yearly holding material inventory unit cost is equal to 25% of the material unit price. The yearly inflation rate for the material price is 5%. What is an economic order quantity (EOQ) for this material? (1 pts) EOQ = ... 1!. There are 6 material items in a stock (table 1). Make ABC/XYZ classifications (table 2) and determine materials for JIT (Just in Time) programme. Apply the following structure of ABC (cumulated quantity share / cumulated value share: A class - 20%/80%, B class - 50%/95%, C class - 100%/100%. Apply the following classification structure of XYZ with usage deviation around average usage: X class - deviation up to 20%, Y usage deviation from 20% to 50%, Z-usage deviation above 50%. (2 pts) Table 1. Material Monthly Usage deviation [z] Quantity share Table 2. Material Value share [%] usage Cumulated value share [%] Cumulated quantity share [%] ABC/XYZ [z] [%] M1 100 +25 12.0 M2 50 40 25.0 M3 300 + 10 8.0 M4 90 +30 26.0 M5 350 60 11.0 M6 110 30 18.0 1000 100 Materials for JIT: Calculations: ... 2. With what inventory level (reorder point ROP) a company should order new (replenishment) material if a lead time is 3 days, reviewing period is 1 day, daily average demand is 10 items of material with a standard deviation of 3 items, and service level is expected to be 97.5% (number of standard normal deviates z=1.96)? (1 pts) ROP = ... 3. Demand for a standard material in a production company is 3200 units. The price of one unit is 200 z. Reordering cost is 50 z., and yearly holding material inventory unit cost is equal to 25% of the material unit price. The yearly inflation rate for the material price is 5%. What is an economic order quantity (EOQ) for this material? (1 pts) EOQ =