Answer:
Casey earned $71,475.50 in commissions for this sale
Percentages
To find a percentage of a given number, the procedure is multiplying the percentage by the number and divide by 100.
Casey earns 8.15% commission as a real estate agent on each sale she makes. When she finally sold a house for $877,000, her commission is calculated as follows:
commission = 8.15*877,000/100 = 71,475.5
Therefore, Casey earned $71,475.50 in commissions for this sale.