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For his phone service, Ivan pays a monthly fee of $15, and he pays an additional 0.06 per minute of use. The least he has been charged in a month is 89.22. What are the possible numbers of minutes he has used his phone in a month?

Use m for the number of minutes, and solve your inequality for m.

1 Answer

4 votes

Answer:

he is using at least 1,237 minutes a month

Explanation:

15+0.06m ≥ 89.22

m ≥ 1,237

User Anders Martini
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