etroFlow Company produces three different models of oil well valves for the oil-producing industry. Each valve must be processed through three production de- partments in this sequence: foundry, fabrication, and assembly. Approximately one week is required for a valve to be completely processed through each department. PetroFlow is now in the process of capacity requirements planning (CRP) and has just developed this MPS Week Model 2 3 A25 400 300 600 300 200 400 500 300 B34 200 500 300 200 400 600 500 400 C71 500 700 400 600 500 400 600 600 Weekly labor and machine standards for the three production departments are: etroFlow Company produces three different models of oil well valves for the oil-producing industry. Each valve must be processed through three production de- partments in this sequence: foundry, fabrication, and assembly. Approximately one week is required for a valve to be completely processed through each department. PetroFlow is now in the process of capacity requirements planning (CRP) and has just developed this MPS Week Model 2 3 A25 400 300 600 300 200 400 500 300 B34 200 500 300 200 400 600 500 400 C71 500 700 400 600 500 400 600 600 Weekly labor and machine standards for the three production departments are