how to solve this?

give me an answer and show work please!

thank you~ and i will vote you:)

Problem 1 Beginning Merchandise Inventory 500 Ending Merchandise Inventory 300 Sales 2,000 Sales Discounts 50 Sales Returns & Allowances 80 Purchases 1,500 Purchase Discounts 250 Purchase Returns & Allowances 100 Freight-in Operating Expenses 300 Other Income Instructions: From the information above, calculate the amounts below. Show your work in the space below the amount to be calculated. (a) net sales 350 30 (b) net purchases (c) net delivered cost of purchases (a) cost of goods sold (e) gross profit (1) net income (loss) from operations (1) net income (loss)