Mathematics, 23.03.2021 09:30 lily8450
A phone company offers two monthly charge plans. In Plan A, the customer pays a monthly fee of and then an additional cents per minute of use. In Plan B, there is no monthly fee, but the customer pays cents per minute of use.
For what amounts of monthly phone use will Plan A cost at least as much as Plan B?
Use for the number of minutes of phone use in a month, and solve your inequality for .
Answers: 2
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A phone company offers two monthly charge plans. In Plan A, the customer pays a monthly fee of and t...
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