Building and solving an inequality, it is found that at a volume of sales of $11,875 he will start to earn more from the commission based compensation.
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[tex]0.08x > 950[/tex]
Now we solve the inequality, similarly to how we would solve an equality.
[tex]x > \frac{950}{0.08}[/tex]
[tex]x > 11875[/tex]
At a volume of sales of $11,875 he will start to earn more from the commission based compensation.
A similar problem is given at https://brainly.com/question/17248342