Question
A phone company offers two monthly charge plans. In Plan A, the customer pays a monthly fee of $35.70 and then an additional 6 cents per minute of use. In Plan B, the customer pays a monthly fee of $30 and then an additional 7 cents per minute of use.
For what amounts of monthly phone use will Plan A cost no more than Plan B?
Use m for the number of minutes of phone use, and solve your inequality for m.
For what amounts of monthly phone use will Plan A cost no more than Plan B?
Use m for the number of minutes of phone use, and solve your inequality for m.
Answers
.06 m + 37.50 ≤ .07 m + 30.00
7.50 ≤ .01 m
7.50 ≤ .01 m
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