Analisis pengendalian persedian beras pada koperasi PT Tirta mahakam resources, Tbl Samarinda --

The purpose of this study was the determination of purchase of rice is already efficient and by obtaining a minimum cost.
the data used is the supply of rice for a period, the price of goods each unit, the storage cost of ricr, rice booking d=fee each time a message, and the amount of safety stock.