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High School Mathematics Problems from Alaska

A database of lessons and units searchable by content and cultural standards, cultural region and grade level. More units will be available soon. You can use Acrobat Reader to look at the PDF version of the Cover Sheet for the Units and Self-Assessment for Cultural Standards in Practice.

Writing an Equation:
Fundraiser Choosing a Distributor

 

 James H. Grey
jgrey@northstar.k12.ak.us

 

MS Word Download

Standards: Functions and Relationships. 

Performance Standards: A4.4.2, A4.3.4, A4.3.5, A4.4.3

Concepts: Representing relationships between variables by writing, creating, and solving linear equations, graphing them, and finding the intersection of the two.

Carnegie Chapter: Making and Selling Shirts. 

Overview: Focusing on writing and using the results of a linear equation and graphing a linear equation.


 

Fundraiser - Choosing a Distributor

Problem Eight

The Junior Class has to choose between two different distributors who sell the rights to the movies and mail them to the high school.

Reel2Real sells the movies for $300 each and charges a once-a-year distribution fee of $400.

Cheap Cinema sells the movies for $325 each with no additional fees.

Please answer the following questions using complete sentences.

  1. How much would the following numbers of movies cost using Reel2Real:
    1. 3


    2. 15


    3. 30
 

 

  1. How much would Cheap Cinema charge for the following number of movies:
    1. 3


    2. 15


    3. 30
 

 

  1. If the Junior Class has $1300 to spend on movies,

 

    1. how many could they get from each company?




    2. What if they have $6000?

 

 

 

 

 

  1. Complete the following table that uses information from problems 1 through 3:

Labels

 

 

 

Units

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

  1. Write the expression for the cost of getting movies from Reel2Real.

 

 

 

 

 

 

  1. Write the expression for the cost of getting movies from Cheap Cinema.

 

 

 

 

 

 

  1. Using the information from the table in problem 4, graph the data for the cost of dealing with Reel2Real. Connect the points.


    1. Do the same for the cost of dealing with Cheap Cinema on the same graph.

 

grid

 

 

 

 

  1. Using the graph above, for what number of movies is the cost of dealing with the two companies the same? Explain how you came to that conclusion.

 

 

 

 

 

 

 

  1. What factors should the Junior class consider when choosing between the two companies. Why?

 

 

Table of Contents

 

AL-CAN Highway Problem

Cigarette Smoking

Commercial Salmon Fishing

Cutting Cordwood

Dog Lot Math

Firefighting Crew

Firewood Problem

Investigation of Herring Statistics

Jesse Thomas Moose Hide Problem

Predicting Plant Coverage

Problem 1 - Converting the Date to the Day of the Year

Problem 2 - Azimuth and Arc Length

Problem 3 - Reading a Graph: Azimuth Range vs. Day in Barrow, Alaska

Problem 4 - Writing an Equation: Altitude Range vs. Day in Barrow, Alaska

Problem 5 - Problem Setup and Pattern Recognition: Sunrise in Barrow, Alaska

Problem 6 - Extensions of Data: Barrow, AK Sunrise/Sunset Information

Problem 7 - Writing an Equation: Fundraiser

Problem 8 - Writing an Equation: Fundraiser Choosing a Distributor

Stanley Jonas Travel Problem

Subsistence Fishing on the Kenai

Tourist and Traveler Information

 

 

For the Teacher's Guides, please email Alaska Native Knowledge Network

Whouy Sze Kuinalth
"Teaching Our Many Grandchildren"
Tauhna Cauyalitahtug
(To Make a Drum)
Math Story Problems
St. Lawrence Island Rain Parka Winds and Weather Willow
Driftwood Snowshoes Moose
Plants of the Tundra Animal Classification for Yup'ik Region Rabbit Snaring
The Right Tool for the Job
Fishing Tools and Technology
Blackfish Family Tree
Medicinal Plants of the Kodiak Alutiiq Archipelago Beaver in Interior Alaska Digging and Preparing Spruce Roots
Moose in Interior Alaska Birds Around the Village  

 

Handbook for Culturally Responsive Science Curriculum by Sidney Stephens
Excerpt: "The information and insights contained in this document will be of interest to anyone involved in bringing local knowledge to bear in school curriculum. Drawing upon the efforts of many people over a period of several years, Sidney Stephens has managed to distill and synthesize the critical ingredients for making the teaching of science relevant and meaningful in culturally adaptable ways."

 

 

Go to University of AlaskaThe University of Alaska Fairbanks is an affirmative action/equal opportunity employer and educational institution and is a part of the University of Alaska system.

 


Alaska Native Knowledge Network
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Last modified August 18, 2006