Sales Sales discounts Sales returns and allowances Cost of goods sold Carrier Lennox Trane York $ 167,000 $ 890,000 $ 55,000 $ 274,000 3,000 20,500 600 5,100 19,000 6,000 5,600 1,400 96,135 542,278 38,064 130,005 Compute net sales, gross profit, and the gross margin ratio for each of the four separate companies. (Round your gross margin ratio to 1 decimal place; i.e.; 0.2367 should be entered as 23.7%.) Carrier Lennox Trane York Net sales Gross profit Gross margin ratio