The annual sales of product Y of Govender Limited is 400 000 units. The purchase price is R12 per unit. The carrying cost of product Y amounts to 30% of the unit purchase price. The ordering cost is R45 per order. Required: Use the information provided above by Govender Limited to calculate the: 4.2.1 Economic order quantity (EOQ). (5) 4.2.2 Number of orders that need to be placed each year.