Accounting · Inventory Valuation

During the year-end inventory count for Boron Co on 30 June 20X8, the following costs were identified for a newly developed product line: - Cost of raw materials: $12.00 per unit - Direct labour: $6.00 per unit - Variable production overheads: $3.00 per unit - Factory administrative costs: $2.50 per unit - Actual fixed production overheads for the year: $600,000 - Normal production capacity: 100,000 units - Actual production for the year: 80,000 units (due to a machine breakdown) In accordance with IAS 2 Inventories, what is the correct unit cost for this product to be used in the valuation of closing inventory?