Question 2: The product structure tree of a round-top computer desk is given as follows. The demand for the round-top computer desk is 10 units and these desks are required at the beginning of week 8. On- hand inventory information is given in the Table 1 as follows. Round-top computer desk Level 0 Level 1 B(3) C(2) ( Level 2 E(2) F(3) E(3) Level 3 D(1) D(3) D(2) Table 1: On-hand inventory and lead times Item On hand (units) Round-top computer desk 1 B 7 8 D 280 E 227 F 150 The lead time information and scheduled receipts information for the round-top computer desk and components are given in the Table 2 as follows. On-hand inventory information is given in the Table 1 above. Table 2: Lead times and scheduled receipts Item Lead time Scheduled to arrive (weeks) (start of the week) Units Which week? Round-top computer desk 1 B 1 2 1 3 D 2 15 4 E 1 10 6 F 3 Master production schedule for 20 and 10 round-top computer desks (Start of weeks 7 and 8, respectively) (start of week table) Week number Beg. Inv. 1 2 4 5 7 8 Quantity 20 3 CO 00 10 Using the following table to make each plan/MRP (start of week table) based on the requirements as follows. Level , Item: Item : LT = wk. Beg. Inv. 1 2 3 4 5 6 7 8 Gross requirements Scheduled receipts Projected on hand Net requirements Planned order receipts Planned order releases 1) Make a plan for round-top computer desks and MRPs to have 20 units of round-top computer desks ready at the beginning of week 7 and 10 units of round-top computer desks ready at the beginning of week 8 (Lot-for-lot ordering is used). 2) If the supplier of component D requires the order should be in batch and batch size is 50 units. Make the MRP for item D. Question 2: The product structure tree of a round-top computer desk is given as follows. The demand for the round-top computer desk is 10 units and these desks are required at the beginning of week 8. On- hand inventory information is given in the Table 1 as follows. Round-top computer desk Level 0 Level 1 B(3) C(2) ( Level 2 E(2) F(3) E(3) Level 3 D(1) D(3) D(2) Table 1: On-hand inventory and lead times Item On hand (units) Round-top computer desk 1 B 7 8 D 280 E 227 F 150 The lead time information and scheduled receipts information for the round-top computer desk and components are given in the Table 2 as follows. On-hand inventory information is given in the Table 1 above. Table 2: Lead times and scheduled receipts Item Lead time Scheduled to arrive (weeks) (start of the week) Units Which week? Round-top computer desk 1 B 1 2 1 3 D 2 15 4 E 1 10 6 F 3 Master production schedule for 20 and 10 round-top computer desks (Start of weeks 7 and 8, respectively) (start of week table) Week number Beg. Inv. 1 2 4 5 7 8 Quantity 20 3 CO 00 10 Using the following table to make each plan/MRP (start of week table) based on the requirements as follows. Level , Item: Item : LT = wk. Beg. Inv. 1 2 3 4 5 6 7 8 Gross requirements Scheduled receipts Projected on hand Net requirements Planned order receipts Planned order releases 1) Make a plan for round-top computer desks and MRPs to have 20 units of round-top computer desks ready at the beginning of week 7 and 10 units of round-top computer desks ready at the beginning of week 8 (Lot-for-lot ordering is used). 2) If the supplier of component D requires the order should be in batch and batch size is 50 units. Make the MRP for item D