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Applied exercises: Linear functions

Are the following relations are linear, proportional or non-linear?

  1. number of bought cucumbers total price of those cucumbers

    (assumed that there is no discount)

  2. age body height

  3. amount of rice weight of a bowl with that rice in it

  4. value in € value in $

  5. study time for an exam score in the exam

  6. side length of a square area of the square

  7. number of chocolate bars number of calories gained by the chocolate bars

  8. number of drinks during a club visit total costs of the club visit

    (All drinks cost the same.)


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