Indigo Distributors uses the periodic inventory system. Indigo reported these amounts at March 31, 2020:

Compute Indigo Distributors':

a. Net sales revenue

b. Cost of goods sold

c. Gross margin

i Accounts $ 39,000 33,000 Inventory, March 31, 2019 Inventory, March 31, 2020 Purchases (of inventory). Purchase Discounts Purchase Returns Freight-in. Sales Revenue Sales Discounts Sales Returns 108,000 2,800 29,000 16,000 300,000 4,400 5,200 Print Done a. Net sales revenue. Use the format below to calculate net sales revenue Less: Net sales revenue b. Cost of goods sold. We need to use a formula to determine cost of goods sold. First complete the section up to net purchases, and then complete the remainder, as presented. Cost of goods sold: b. Cost of goods sold. We need to use a formula to determine cost of goods sold. First complete the section up to net purchases, and then complete the remainder, as presented. Cost of goods sold: Less: Net purchases Less: Cost of goods sold c. Determine the company's gross margin: The gross margin at March 31, 2020 is