College AlgebraMath 130

Amy Jones Lewis

Homework Review

One of U.S. Shirt’s competitors, Hot Shirts, advertises that they make custom T-shirts for $5.50 each with a one-time set-up fee of $49.95. Your boss brings you the advertisement from Hot Shirts and asks you to figure out how the competition might affect business.

Hot ShirtsUsing Tables, Graphs, and Equations

1. What is the total cost of an order for 10 shirts from Hot Shirts?

2. What is the total cost of an order for 50 shirts from Hot Shirts?

3. How many shirts can a customer purchase from Hot Shirts for $100.

4. How many shirts can a customer purchase from Hot Shirts for $250.

5. Explain the mathematical concepts underlying the calculator procedure.

Hot ShirtsUsing Tables, Graphs, and Equations

Make a table of values for the problem situation.

Labels Number of Shirts Ordered

Total cost

Unit

Hot ShirtsUsing Tables, Graphs, and Equations

Hot ShirtsUsing Tables, Graphs, and Equations Create a line graph of the data from your table.

First, choose your bounds and intervals. Remember to label your graph clearly and add a

title to the graph. Use your graph to determine the price of:

40 shirts 27 shirts

Use your graph to determine how many shirts can be purchased for: $125 $570.

Hot ShirtsUsing Tables, Graphs, and Equations

Write an algebraic equation for the problem situation.

In this lesson, you have represented the problem situation in four different ways: as a sentence, as a table, as a graph, and as an equation.

How are the representations connected?

Homework Complete the half-sheet for Hot Shirts.

Next Class: Tuesday, September 14th