MAC1501-22-S1 Welcome Message / Assessment 6 Nkwe (Pty) Ltd uses the economic order quantity model to determine the quantity of raw materials to order. The following details concerning the raw materials are presented to you: Quantity of raw materials used per annum Cost of placing an order Invoicing cost price per unit Annual holding/carrying costs G = 156 250 units = R50 = R8,50 = R2,50 per unit Marked out Flag quest The number of orders to be placed in a year amount to Select one: OA. 20 orders OB. 60 orders OC. 30 orders OD 63 orders