Based on the information given the amount of the cost of goods sold is:$278,240.
Using this formula
Cost of goods sold=(1-Gross profit percentage)×Net sales
Let plug in the formula
Cost of goods =(1-.20)×$347,800
Cost of goods sold=.80×$347,800
Cost of goods sold=$278,240
Inconclusion the amount of the cost of goods sold is:$278,240.
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