Cost Retail Beginning inventory $ 56,460 $98,600 Purchases (net) 117,980 185,700 Net markups 9,327 Net markdowns 24,290 Sales revenue 194,570 Compute the ending inventory at retail. Ending inventory $ 74767 eTextbook and Media Compute a cost-to-retail percentage under the following conditions. (Round ratios to 2 decimal places Cost-to-retail percentage (1) Excluding both markups and markdowns. (2) Excluding markups but including markdowns. (3) Excluding markdowns but including markups. (4) Including both markdowns and markups