QS 4-13 Computing and analyzing gross margin LO A2 Sales Sales discounts Sales returns and allowances Cost of goods sold $152,000 $590,000 $ 40,000 $259,000 4,000 500 90,852369,437 26,122149,646 2,000 16,000 13,000 6,000 600 4,100 Compute net sales, gross profit, and the gross margin ratio for each separate case a through d. (Round your gross margin ratio to 1 decimal place; i.e: 0.2367 should be entered as 23.7%.) $166,000 Net sales Gross profit Gross margin ratio