QS 4-15 Computing and analyzing gross margin ratio LO A2 Sales Sales discounts Sales returns and allowances Cost of goods sold Carrier Lennox Trane York $ 163,000 $ 810,000 $ 51,000 $ 270,000 3,000 18,500 600 4,700 15,000 6,000 5,200 1,300 96,715 485,439 35, 256 130, 416 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