Question

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, the customer pays a monthly fee of and then an additional cents per minute of use. For what amounts of monthly phone use will Plan A cost less than Plan B? Use for the number of minutes of phone use, and solve your inequality for .

Answer 1

Plan A: y = 25 + .06m

Plan B: y = 29.70 + .05m

25 + .06m < 29.70 + .05m

.01m < 4.7

m < 470 minutes

Hope this helps!

:D

From Kenny