A company produces an end item 'F', which is composed of two subassemblies: 2 units of A, and 1 unit of B. A is made of 3 Ms and 2 Ns; and B is made of 2 Ns and 2 Xs. On-hand inventories are 100 As, 50 Bs, and 80 Ns. Scheduled receipts are 20 Bs at the start of week 1, and 120 Ns at the start of week 2. Lead times are one week for subassemblies A and B and two weeks for all components. Final assembly of F requires one week. 1. Construct a product structure tree (i.e., a B hart). [4 marks] Answer: 2. Fill in the following table to prepare a master production schedule for end item Fusing the lot-for-lot rule. The beginning inventory for F is 50; the forecast and committed customer orders for end item F are provided in the table. [4 marks] Week Forecast Customer orders (committed) 1 2 3 4 5 6 25 45 25 20 25 30 30 20 18 15 20 15 Projected on-hand inventory Net Inventory before MPS MPS Receipt MPS Start Available-to-promise inventory (uncommitted)