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A wireless carrier offers the following plans that a person is considering. The

ID: 3030442 • Letter: A

Question

A wireless carrier offers the following plans that a person is considering.

The Family Plan: $110 monthly fee, unlimited talk and text on up to 5 lines, and data charges of $35 for each device for up to 2 GB of data per device.

The Mobile Share Plan: $130 monthly fee for up to 10 devices, unlimited talk and text for all the lines, and data charges of $30 for each device up to a shared total of 10 GB of data.

Find the model of the total cost of the Family Plan in dollars. Use P for the number of devices that need data plans as part of their cost.

Explanation / Answer

The Family Plan: $110 monthly fee, unlimited talk and text on up to 5 lines, and data charges of $35 for each device for up to 2 GB of data per device.

let no. of devices=x, so model of the total cost of the Family Plan in dollars = 35*x + 110

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