Models and Applications · Exercise 30
Use this scenario: A wireless carrier offers the following plans that a person is considering. The Family Plan: $90 monthly fee, unlimited talk and text on up to 8 lines, and data charges of $40 for each device for up to 2 GB of data per device. The Mobile Share Plan: $120 monthly fee for up to 10 devices, unlimited talk and text for all the lines, and data charges of $35 for each device up to a shared total of 10 GB of data. Use for the number of devices that need data plans as part of their cost.
Find the model of the total cost of the Mobile Share Plan.
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OpenStax, Algebra and Trigonometry 2e · §2.3 Models and Applications · Exercise 30
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