ANSWER
The commission rate is 8.39%
Explanation:
Given data
• The total sales made = $90,800
,
• Earnings = $7, 624.00
As you can see from the question provided, the earnings made on the total sales is $7, 624.00
Let the commission rate be x
To find the commission rate, we will be using the below formula

Hence, the commission rate is 8.39%