Please help me solve the following two questions:

1.A company shows the following balances:

Sales = $1000000 Sales returns and allowances = 250000 Cost of goods sold = 600000 Operating expenses = 51000. What is the company's profit margin?

2.A company shows the following balances:

Sales = $970000 Sales returns and allowances = 220000 Cost of goods sold = 600000 Operating expenses = 79000. What is the gross profit margin?