Find the Annual Holding Cost if they use the present lot size. Use the data that follows. An electronics firm has annual demand of 7,000 units The cost to purchase a single unit of inventory: $600 Holding costs are 50% of the cost of the item per unit, per year. The cost to place a single order: $250 Their present lot size is 350 units. 52500 5000 257500 0108012 80123 Question 21 5 p Using the present lot size to calculate the number of orders per year? An electronics firm has annual demand of 17,600 units The cost to purchase a single unit of inventory: $500 Holding costs are 20% of the cost of the item per unit, per year. The cost to place a single order: $2,500 Their present lot size is 275 units