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The Guardian - UK
The Guardian - UK
Lifestyle

How many layers of paint would I need to apply to make opposite walls touch?

Paint roller on yellow wall
Only HOW many layers to go? Photograph: Thomas Hauser/EyeEm/GettyImages

How many layers of paint would I need to apply to any wall of a 4m x 4m room until the wall touches the wall opposite?

Graham Jensen, Norwich

Post your answers – and new questions – below or email them to nq@theguardian.com

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