Sharp, Inc., a company that markets painless hypodermic needles to hospitals, would like to reduce its inventory cost by determining the optimal number of hypodermic needles to obtain per order. The annual demand is 1,000 units; the setup or ordering cost is $10 per order; and the holding cost per unit per year is $.50. If D increases to 1,200 units, what is the new Q *? If Sharp has a 250 day working year, find out what is the number of Orders (N) What is the expected time between orders What is the total cost?

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
Section: Chapter Questions
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Sharp, Inc., a company that markets painless hypodermic needles to hospitals, would like to reduce its inventory cost by determining the optimal number of hypodermic needles to obtain per order. The annual demand is 1,000 units; the setup or ordering cost is $10 per order; and the holding cost per unit per year is $.50. If D increases to 1,200 units, what is the new Q *? If Sharp has a 250 day working year, find out what is the number of Orders (N) What is the expected time between orders What is the total cost?

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Lindsay Electronics, a small manufacturer of electronic research equipment, has approximately 7,000 items in its inventory and has hired Joan Blasco-Paul to manage its inventory. 
Joan has determined that 10% of the items in inventory are A items, 35% are B items, and 55% are C items. 
She would like to set up a system in which all A items are counted monthly (every 20 working days), all B items are counted quarterly (every 60 working days), and all C items are counted semiannually (every 120 working days). 
     
How many items need to be counted each day?
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