Answer
At least $300$
Work Step by Step
The inequality in words becomes $\frac{80x+6000}{x}\leq100\\80x+6000\leq100x\\6000\leq20x\\300\leq x$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.