Sales Sales discounts Sales returns and allowances Cost of goods sold Carrier Lennox Trane York $ 155,000 $ 650,000 $ 43,800 $ 262,000 3,000 14,500 600 3,999 19,000 6,000 4,400 800 89,775 406,657 29,640 131,223 Compute net sales, gross profit, and the gross margin ratio for each of the four separate to 1 decimal place; i.e.; 0.2367 should be entered as 23.7%.) Carrier L ennox Trane York Net sales Gross profit Gross margin ratio