Answer and Explanation:
The computation is shown below:
Profit margin = Net income ÷ Net sales
= $42,720 ÷ $267,000
= 16%
Now the gross profit rate is
But before that the gross profit is
Gross profit = Net sales - Cost of goods sold
= $267,000 - $160,200
= $106,800
Now Gross profit rate is
= Gross profit ÷ Net sales
= $106,800 ÷ $267,000
= 40%