Zoom out (Ctrl+Minus) QUESTION 4 4.1 The demand for assembly AA1 is 120 units in week 5 and 100 units in week 6. Each unit of AA1 requires 2 subassemblies of O and 1 unit of P. Each subassembly of O requires 1 unit of Q and 3 units of R. The inventory information for the subassembly is shown below. Component Lot On-hand stock Lead time (weeks) Size AA1 140 100 LFL 80 2 100 P 2 160 @ LFL 0 R LFL O 4.1.1 Construct a product structure tree for subassembly AA1, showing all levels, parents and components (3) 4.1.2 Develop a Material Requirements Plan (MRP) for the subassembly to cover a 6-week planning period (Use the table on the next page to answer the question), (12) [15] TOTAL MARKS = 65 FULL MARKS = 65 pe here to search