To compare the two options, students illustrate each option using a table or spreadsheet and a graph. Make a graph of the difference vs. the cost of the item. The student uses functional relationships to solve problems related to personal income. The student uses algebraic formulas, graphs, and amortization models to solve problems involving credit. Identify mathematical models and create data that help you answer these questions and justify your answers.
Students use the models to create either a table or a spreadsheet to compare the two options.
A, the sales clerk is told to ring up P x 0.25. For situation B, the sales clerk is told to ring up P x 0.5 x 0.25. Graph the two options. The student uses algebraic formulas, graphs, and amortization models to solve problems involving credit. They are trying to make a decision about their housing options in Austin.