Given the following information, calculate X Company's Cost of Goods Sold and Gross Margin.

Revenue: $5,000

Gross Profit: $2,500

SG&A: 900

Taxes: 50

Cost of Goods Sold= $1,050, Gross Margin = 23%

Cost of Goods Sold= $1,600, Gross Margin = 80%

Cost of Goods Sold= $1500, Gross Margin = 40%

Cost of Goods Sold= $2,450, Gross Margin=98%

Cost of Goods Sold= $2,500, Gross Margin=50%