She earned $90 commission last month.
Step-by-step explanation:
Given,
Commission rate of saleswoman = 3%
Sold worth of merchandise = $3000
Commission amount = 3% of sold worth
[tex]Commission\ amount=\frac{3}{100}*3000\\\\Commission\ amount=\frac{9000}{100}\\\\Commission\ amount=\$90[/tex]
She earned $90 commission last month.
Keywords: percentage, division
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