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Problem 11-14 Refer to Example 3 in the textbook. Given the following information set up the problem in a transportation table and solve for the minimum-cost plan: (Omit the “$” sign in your response.) PERIOD 1 2 3 Demand 550 700 750 Capacity Regular 500 500 500 Overtime 50 50 50 Subcontract 120 120 100 Beginning inventory 100 Costs Regular time $ 60 per unit Overtime $ 80 per unit Subcontract $ 90 per unit Inventory carrying cost $ 1 per unit per month Back-order cost $ 3 per unit per month Minimum total cost $ Problem 11-19 Prepare a master production schedule for industrial pumps in the manner of the following table. Use the MPS rule to “schedule production when the projected on-hand inventory would be less than 10 without production.” Suppose that a production lot size of 70 pumps is used. (Leave no cells blank – be certain to enter “0” wherever required.) June July 64 1 2 3 4 5 6 7 8 Forecast 30 30 30 30 40 40 40 40 Customer orders (committed) 33 20 10 4 2 Projected on-hand inventory MPS

Problem 11-14

Refer to Example 3 in the textbook. Given the following information set up the problem in a transportation table and solve for the minimum-cost plan: (Omit the “$” sign in your response.)

 

PERIOD
1 2 3
  Demand 550 700 750
  Capacity
    Regular 500 500 500
    Overtime 50 50 50
    Subcontract 120 120 100
  Beginning inventory 100
  Costs
    Regular time $ 60 per unit
    Overtime $ 80 per unit
    Subcontract $ 90 per unit
    Inventory carrying cost $ 1 per unit per month
    Back-order cost $ 3 per unit per month

 

  Minimum total cost $

 

 

 

Problem 11-19

Prepare a master production schedule for industrial pumps in the manner of the following table. Use the MPS rule to “schedule production when the projected on-hand inventory would be less than 10 without production.” Suppose that a production lot size of 70 pumps is used. (Leave no cells blank – be certain to enter “0” wherever required.)

 

June July
  64          1            2            3          4          5          6          7            8
  Forecast 30 30 30 30 40 40 40 40
  Customer orders (committed) 33 20 10 4 2
  Projected on-hand inventory
  MPS
  ATP

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