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Listed under: Mathematics > Statistics and probability > Data representation > Graphs (Data representation) > Line graphs

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Linear Relationships (and how Maths can help you choose a great car) - Calculate

TLF-IDA004305

The activity has students collecting their own information from a well-known Australia car buying website and using this to find an estimated relationship between the ‘asking price’ for a used car and the distance it has traveled in kilometres.

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Proportion, Graphs and Equations - Calculate

TLF-IDA004264

This unit challenges students to identify and describe everyday examples of ‘direct’ and ‘indirect’ proportion. They learn to recognise direct and inverse proportion from graphs, distinguish between positive and negative gradients and use the equation y = kx to model direct linear proportion.