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This is an old demo. For a demonstration of Numbas's current features, please see the newest demo exam.

A few questions which show off various features of Numbas.

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Percentage calculations

Update: you can now use the conditional visibility button to do this more easily - see the documentation.

If the statement or advice for your question differs greatly depending on a random variable (for instance, if you're picking from a selection of scenarios), you only want to show content for the relevant scenario.

This question shows one way of doing that.

Laplace from tables: e^(at), cos(bt), sin(bt).

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This question asks a student to draw a straight line graph by dragging points.

This exam turns off all the feedback options, so students know nothing about how they've done.

Shows how the \text command is rendered using the plain-text font, not the LaTeX one. Useful for displaying units of measurement and English words inside equations.

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Calculating percentages, VAT, Profit, Loss

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rebelmaths