Introduction to Materials Management 8th Edition by Steve Chapman ,Tony Arnold ,Ann Gatewood ,Lloyd Clive

Exercise 12

A company manufactures five sizes of screwdrivers. Ordering costs and carrying costs are not known, but it is known that they are the same for each size. At present, each size is produced four times per year. If the demand for each size is as follows, calculate order quantities to minimize inventories and maintain the same total number of runs. Calculate the old and new average inventories. Is there any change in the number of orders per year?