William$$ Beville's computer training$$ school, in$$ Richmond, stocks workbooks with the following$$ characteristics:

Demand D

$$units$/$year

Ordering cost S

$$$$/$order

Holding cost H

$$$$/$unit$/$year

Part $2$

$$a$)$ The EOQ for the workbooks is

$$

enter your response here $($round your response to the nearest whole$$ number$).$

Part $3$

$$b$)$ What are the annual holding costs for the$$ workbooks? $$$

$$

enter your response here $($round your response to the nearest whole$$ number$).$

Part $4$

$$c$)$ What are the annual ordering$$ costs? $$$

$$

enter your response here $($round your response to the nearest whole$$ number$).$