A company uses on an average 216 parts a day with a standard deviation of 16 parts per day in a manufacturing process. Cost of placing and receiving an ordering is BDT 40,000. Estimated monthly carrying cost is BDT 90 per part. Orders are delivered approximately 7 days after being placed. The delivery time is normal with a mean of 7 days and a standard deviation of 2 days. The company is open 360 days per year.                                                                                                                                                       Find the order quantity that is economical.  If the Company takes 3% stock out risk, then find safety stock (SS) quantity and Re-Order Point? 3.If the supplier offers a discount of BDT 8 per circuit board for purchasing of 4000 boards at a time, then financially evaluate and justify whether the company will go with the offer or not?  4.The person who orders the boards follows this rule: Order when the amount on hand drops to 1800 boards. What is the probability that the supply of circuit boards will be exhausted before receiving an order if boards are reordered when the amount on hand drops to 1800 boards?

Purchasing and Supply Chain Management
6th Edition
ISBN:9781285869681
Author:Robert M. Monczka, Robert B. Handfield, Larry C. Giunipero, James L. Patterson
Publisher:Robert M. Monczka, Robert B. Handfield, Larry C. Giunipero, James L. Patterson
Chapter16: Lean Supply Chain Management
Section: Chapter Questions
Problem 10DQ: The chapter presented various approaches for the control of inventory investment. Discuss three...
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 A company uses on an average 216 parts a day with a standard deviation of 16 parts per day in a manufacturing process. Cost of placing and receiving an ordering is BDT 40,000. Estimated monthly carrying cost is BDT 90 per part. Orders are delivered approximately 7 days after being placed. The delivery time is normal with a mean of 7 days and a standard deviation of 2 days. The company is open 360 days per year.                                                                                                                                                      

  1. Find the order quantity that is economical. 
  2. If the Company takes 3% stock out risk, then find safety stock (SS) quantity and Re-Order Point?
  3. 3.If the supplier offers a discount of BDT 8 per circuit board for purchasing of 4000 boards at a time, then financially evaluate and justify whether the company will go with the offer or not? 

4.The person who orders the boards follows this rule: Order when the amount on hand drops to 1800 boards. What is the probability that the supply of circuit boards will be exhausted before receiving an order if boards are reordered when the amount on hand drops to 1800 boards?

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