A company purchases special metal parts to make office furniture in lots of 100 units to satisfy an annual demand of 1600 parts. Holding cost for the parts is 0.3 dollars per unit per month and ordering cost is 40 dollars per order. Answer the following questions: Formulas:   a) What is the EOQ? b) What are the costs previously (with 100 units per order) and now with EOQ. Hint: Calculate total holding cost and ordering cost for 100 units, and then same costs with EOQ. Which one (100 units or EOQ) is better in terms of costs?

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
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A company purchases special metal parts to make office furniture in lots of 100 units to satisfy an annual demand of 1600 parts. Holding cost for the parts is 0.3 dollars per unit per month and ordering cost is 40 dollars per order. Answer the following questions: Formulas:  

  1. a) What is the EOQ?
  2. b) What are the costs previously (with 100 units per order) and now with EOQ. Hint: Calculate total holding cost and ordering cost for 100 units, and then same costs with EOQ. Which one (100 units or EOQ) is better in terms of costs?

EOQ = SQRT(2Ds/h)

THC=h*(Q/2)

TOC=s*(D/Q)

TC=THC+TOC

 

please answer in excel


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