QS 5-15 Computing and analyzing gross margin ratio LO A2 Sales Sales discounts Sales returns and allowances Cost of goods sold Carrier Lennox Trane York $169,000 $930,000 $57,000 $276,000 4,000 21,500 600 5,300 15,000 6,000 5,800 2,200 99,150 557,745 38,962 129,417 Compute net sales, gross profit, and the gross margin ratio for each of the four separate companies 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