Based on the information given the amount due on a $300 invoice received on June 3 is $291.
Using this formula
Amount due=Invoice amount-(Invoice amount×Sales percentage)
Where:
Invoice amount=$300
Sales percentage=3%
Let plug in the formula
Amount due=$300-($300×3%)
Amount due=$300-$9
Amount due=$291
Inconclusion the amount due on a $300 invoice received on June 3 is $291.
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