Brief Exercise 9-10 Your answer is incorrect. Try again. Oriole Inc. had beginning inventory of $11,400 at cost and $20,600 at retail. Net purchases were $127,926 at cost and $181,000 at retail. Net markups were $9,500, net markdowns were $6,900, and sales revenue was $148,900. Compute ending inventory at cost using the conventional retail method. (Round ratios for computational purposes to 0 decimal places, e.g. 78% and final answer to 0 decimal places, e.g. 28,987.) x Ending inventory using the conventional retail method 55300