The following purchases and sales took place at O'Donnell Glassware. Jun 2 Purchased 20 cases of glasses on account for $70 per case (terms 2/10, n/30) Jun 5 Purchased 50 cases of glasses on account for $83 per case (terms 3,15, n/30) Jun 10 Sold 28 cases of glasses on account for $128 per case (terms n/30) Calculate the value of COGS for the sale on June 10 using the FIFO valuation method and a perpetual inventory system. Do not enter dollar signs or commas in the input boxes. Round your answer to the nearest whole number. COGS: 4