The president of Hill​ Enterprises, Terri​ Hill, projects the​ firm's aggregate demand requirements over the next 8 months as​ follows:   January 1,400 May 2,100 February 1,700 June 2,100 March 1,600 July 1,700 April 1,900 August 1,500      Her operations manager is considering a new​ plan, which begins in January with 200 units of inventory on hand. Stockout cost of lost sales is ​$60 per unit. Inventory holding cost is ​$20 per unit per month. Ignore any​ idle-time costs. Evaluate the following plans D and E. Plan D​: Keep the current workforce stable at producing 1,600 units per month. In addition to the regular​ production, another 20​% of the normal production units can be produced in overtime at an additional cost of ​$50 per unit. A warehouse now constrains the maximum allowable inventory on hand to 600 units or less. ​Note: Do not produce in overtime if production or inventory are adequate to cover demand.                                                     Plan D   Month Demand Production ​(Units)   O.T. Production​ (Units) Ending Inventory   Stockouts​ (Units) 0 December         200     1 January 1,400 1,600   nothing nothing   nothing 2 February 1,700 1,600   nothing nothing   nothing 3 March 1,600 1,600   nothing nothing   nothing 4 April 1,900 1,600   nothing nothing   nothing 5 May 2,100 1,600   nothing nothing   nothing 6 June 2,100 1,600   nothing nothing   nothing 7 July 1,700 1,600   nothing nothing   nothing 8 August 1,500 1,600   nothing nothing   nothing The total overtime production cost​ = ​$ ? ​(Enter your response as a whole​ number.) The total inventory holding cost for January through August​ = ​$ ? ​(Enter your response as a whole​ number.) The total stockout cost​ = ​$ ? ​(Enter your response as a whole​ number.) The total​ cost, excluding normal time labor​ costs, for Plan D​ = ​$ ? ​(Enter your response as a whole​ number.) Plan E​: Keep the current​ workforce, which is producing 1,600 units per​ month, and subcontract to meet the rest of the demand. Subcontract cost is ​$ 75 per unit. Subcontracting capacity is limited to 500 units per month. The warehouse and overtime constraints from Plan D do not apply to this plan.                                         Plan E   Month Demand Production ​(Units)     Subcontract​ (Units) Ending Inventory 0 December           200 1 January 1,400 1,600     nothing nothing 2 February 1,700 1,600     nothing nothing 3 March 1,600 1,600     nothing nothing 4 April 1,900 1,600     nothing nothing 5 May 2,100 1,600     nothing nothing 6 June 2,100 1,600     nothing nothing 7 July 1,700 1,600     nothing nothing 8 August 1,500 1,600     nothing nothing The total subcontracting cost​ = ​$ ? ​(Enter your response as a whole​ number.) The total inventory holding cost for January through August​ = ​$ ? ​(Enter your response as a whole​ number.) The total​ cost, excluding normal time labor​ costs, for Plan E​ = ​$ ? ​(Enter your response as a whole​ number.)

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
Section: Chapter Questions
Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...
icon
Related questions
icon
Concept explainers
Topic Video
Question

The president of Hill​ Enterprises, Terri​ Hill, projects the​ firm's aggregate demand requirements over the next 8 months as​ follows:

 

January

1,400

May

2,100

February

1,700

June

2,100

March

1,600

July

1,700

April

1,900

August

1,500 

 

 

Her operations manager is considering a new​ plan, which begins in January with 200 units of inventory on hand. Stockout cost of lost sales is ​$60 per unit. Inventory holding cost is ​$20 per unit per month. Ignore any​ idle-time costs. Evaluate the following plans D and E.

Plan D​: Keep the current workforce stable at producing 1,600 units per month. In addition to the regular​ production, another 20​% of the normal production units can be produced in overtime at an additional cost of ​$50 per unit. A warehouse now constrains the maximum allowable inventory on hand to 600 units or less.

​Note: Do not produce in overtime if production or inventory are adequate to cover demand.

                                         

         

Plan D

 

Month

Demand

Production

​(Units)

 

O.T. Production​ (Units)

Ending Inventory

 

Stockouts​ (Units)

0

December

       

200

   

1

January

1,400

1,600

 

nothing

nothing

 

nothing

2

February

1,700

1,600

 

nothing

nothing

 

nothing

3

March

1,600

1,600

 

nothing

nothing

 

nothing

4

April

1,900

1,600

 

nothing

nothing

 

nothing

5

May

2,100

1,600

 

nothing

nothing

 

nothing

6

June

2,100

1,600

 

nothing

nothing

 

nothing

7

July

1,700

1,600

 

nothing

nothing

 

nothing

8

August

1,500

1,600

 

nothing

nothing

 

nothing

The total overtime production cost​ = ​$ ? ​(Enter your response as a whole​ number.)

The total inventory holding cost for January through August​ = ​$ ? ​(Enter your response as a whole​ number.)

The total stockout cost​ = ​$ ? ​(Enter your response as a whole​ number.)

The total​ cost, excluding normal time labor​ costs, for Plan D​ = ​$ ? ​(Enter your response as a whole​ number.)

Plan E​: Keep the current​ workforce, which is producing 1,600 units per​ month, and subcontract to meet the rest of the demand. Subcontract cost is ​$ 75 per unit. Subcontracting capacity is limited to 500 units per month. The warehouse and overtime constraints from Plan D do not apply to this plan.

                           

           

Plan E

 

Month

Demand

Production

​(Units)

   

Subcontract​ (Units)

Ending Inventory

0

December

         

200

1

January

1,400

1,600

   

nothing

nothing

2

February

1,700

1,600

   

nothing

nothing

3

March

1,600

1,600

   

nothing

nothing

4

April

1,900

1,600

   

nothing

nothing

5

May

2,100

1,600

   

nothing

nothing

6

June

2,100

1,600

   

nothing

nothing

7

July

1,700

1,600

   

nothing

nothing

8

August

1,500

1,600

   

nothing

nothing

The total subcontracting cost​ = ​$ ? ​(Enter your response as a whole​ number.)

The total inventory holding cost for January through August​ = ​$ ? ​(Enter your response as a whole​ number.)

The total​ cost, excluding normal time labor​ costs, for Plan E​ = ​$ ? ​(Enter your response as a whole​ number.)

 
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps with 4 images

Blurred answer
Knowledge Booster
Inventory management
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, operations-management and related others by exploring similar questions and additional content below.
Similar questions
  • SEE MORE QUESTIONS
Recommended textbooks for you
Practical Management Science
Practical Management Science
Operations Management
ISBN:
9781337406659
Author:
WINSTON, Wayne L.
Publisher:
Cengage,
Operations Management
Operations Management
Operations Management
ISBN:
9781259667473
Author:
William J Stevenson
Publisher:
McGraw-Hill Education
Operations and Supply Chain Management (Mcgraw-hi…
Operations and Supply Chain Management (Mcgraw-hi…
Operations Management
ISBN:
9781259666100
Author:
F. Robert Jacobs, Richard B Chase
Publisher:
McGraw-Hill Education
Business in Action
Business in Action
Operations Management
ISBN:
9780135198100
Author:
BOVEE
Publisher:
PEARSON CO
Purchasing and Supply Chain Management
Purchasing and Supply Chain Management
Operations Management
ISBN:
9781285869681
Author:
Robert M. Monczka, Robert B. Handfield, Larry C. Giunipero, James L. Patterson
Publisher:
Cengage Learning
Production and Operations Analysis, Seventh Editi…
Production and Operations Analysis, Seventh Editi…
Operations Management
ISBN:
9781478623069
Author:
Steven Nahmias, Tava Lennon Olsen
Publisher:
Waveland Press, Inc.