How much coffee can you actually drink? An intriguing lesson has learners consider an advertisement for a bottomless mug of coffee. While considering the price of the mug, they analyze different scenarios to determine the cost-saving value of the mug.

Concepts

linear functions, linear modeling, math modeling

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Additional Tags

math

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Instructional Ideas

• Research similar deals in the area for pupils to consider
• Have individuals develop the different scenarios for rates of purchasing coffee

Classroom Considerations

• Expects previous experience with linear relationships and inequalities

Pros

• Presents a relevant real-life scenario to connect to the mathematics
• Adaptable to different levels of classes

Cons

• None

Common Core

7.RP.A.2.c HSA-CED.A.3