Direct Proportion and Inverse Proportion


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If two quantities are in direct proportion, as one increases, the other increases by the same percentage.
Inverse proportion is when one value increases as the other value decreases.

The following diagrams show direct proportion and inverse proportion. Scroll down the page for more examples and solutions.
Direct Inverse Proportion
 

Direct Proportion




Examples of direct proportion

Maths Music - Direct & Inverse Proportion



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