This task explores the complicated world of cell phone plans and how math can help you find the best deal. In Cell Phone Comparison students will become familiar with writing linear equations from cell phone data and using the equationsIn International Pre.
International Cell Phone Plan Linear Equations 21st Century Math Project 21st Century Math Math Projects Cell Phone Plans
Johns company offers 2 cell phone plans A and B.
. The related math problems invite students to compare two cell phone plans through examples of different usage. Tools are available and useful to students during their analysis and provide opportunities to make sense of the different rate plans. Formula C25090 x-60 gives the monthly cost for this plan C for x calling minutes where x60.
MAT1LZ Locally Developed Math grade 9. Together write a linear equation using the students media of choice which represents the monthly cost if the user sents t messages. Nothing changes and the fee is not based on the number of minutes.
How many calling minutes are possible for a monthly cost of at least 79 and at most 160. Which inequality shows the number of minutes x that John may use in a month in order. We have 10 cents times the number of minutes minus 40.
The cost is 10 cents per minute after the first 40 minutes plus 650. Enter the equations you found for each plan using the Y button on the graphing calculator. Therefore y 1850 Plan B.
We can write the total cost per month as y 4995 005t. 30 plus 03additional minConnected. A well known real world math incident that almost cost a Verizon customer a large amount of money.
Vishwa Sivapalan 8B June 14 2019 Choosing a Cell. They will interpret the meaning of the slope and y-intercept and then use the equation to find other values of x and y. Cell phone plans cab rides as real world systems of equations.
The Phone Bill Problem Linear Functions. The equations are used to answer a variety of questionhttpmathi. The fee is a flat rate.
Y 10x-40 650. 245m80 10. F6 6 0 R This task presents a real-world problem requiring the students to write linear equations to model different cell phone plans.
Cell phone plans the end Part 1. This video explains how to write linear equations to model a cell phone plans with data. This is a project that helps students practice writing algebraic expressions and solve algebraic equations with a real-world application.
Three of your friends have asked for your help in selecting the best plan for each of their needs. With our activity students select a plan and complete their graphs. The quotient of the service charge and 2 increase d by fee of 60 per month.
Monthly Cell Phone Plan A Black Line Our first cell phone starts at 30 dollars for 200 minutes and charges 025 for every minute above. Then students analyze the meaning of the graph and discuss other factors that may be important when selecting a cell phone plan. Have the rest of the class identify which cell phone deal matches their graph.
A basic cell phone plan costs 25 per months for 60 calling minutes. The sum of half the number of months cubed and a third of the service charge. At the end of this task you will choose a plan and phone that you think you would purchase with your own money and present your findings.
This task presents a real-world problem requiring the students to write linear equations to model different cell phone plans. Review with student the question. Use your knowledge of solutions of systems of linear equations to solve a real world problem you might have already been faced with.
Who knows maybe your thorough math and research. Parent 2 0 R C 40. 45m 802 60m.
40 plus 02additional min. Choosing the best cell phone plan. A cell phone plan costs 4500 per month with the cost for texting an added 025 per text.
Additional time costs 90 per minute. View Cell Phone Plan Math Unit Problem from MATH 1D1 at SATEC W A Porter Collegiate Institute. Both plans offer 450 free minutes per month but plan A charges 40 per month and 035 for each additional minute while plan B charger 45 per month and 030 for each additional minute.
Finally students compare paying for the phone up front or with installment payments using T-Mobile Verizon Boost Sprint or. Estimation techniques to decide which plan is best. In this lesson students compare and contrast different costs associated with cell phone plans.
To enter the piecewise function generated by Plan C use the following keystrokes. Math is everywhere even if you dont realize it. Number of additional minutes Connected Can talk Part 2.
See 1 in the Cell Phone Plans activity above 2. Once you have entered all three equations press the GRAPH button. The lesson requires that students write equations with two variables and graph the equations.
10 less than twice the amount of the service charge. Cell Phone Problem Pay-2-Much Wireless wants its customers to purchase a phone plan that will generate the most revenue for the company. In the book The Cell Phone we meet Nabi who buys a new cell phone from a friend and wants to cancel his.
Students will model the cost for two cell phone plans using linear functions graph the functions and find the intersection of the two functions. Consider posting the graphs up on the wall or over a document camera. Monthly Cell Phone Plan B Red Line Starts at 25 dollars for 200 minutes and charges 030 for every minute above.
In this lesson students will learn how to write an equation of a linear function when given a set of data. Ask who owns a cell phone and what service they use. MAT2LZ Locally Developed Math grade 10.
I assigned it as a group project for 6th grade math enrichment but you could use it as homework classwork or as an enrichment project. Context Rationale. Place students in groups of two to four.
35 plus 025additional minIn-Touch. Customers want to pick the most economical plan to meet their needs. 5480min 75160min 72160min 5580min Well the answer for.
It incorporates concepts like percent sales tax and. Mainly students analyze the data they generate from the various phone plans plot that data on a graph and make recommendations. Students compare cell phone plans by analyzing tables graphs and equations in this sample lesson.
We have to subtract the first forty minutes because they are free. As your students try to sneak cell phone usage into your lesson make them consider the costs associated with international travel in this 21st Century Math ProjectIn this project you will receive three separate assignments. You are a customer-advocate mathematician.
Bonnie Goonen Created Date.
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