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Cubes Within Cubes Revisited

Imagine starting with one yellow cube and covering it all over with a single layer of red cubes, and then covering that cube with a layer of blue cubes. How many red and blue cubes would you need?

Partitioning Revisited

Age 11 to 14 Challenge Level:

Well done to all of you who answered this correctly. Unfortunately we cannot mention all of you here. A particularly clearly presented solution was sent in by Amir and James of Devonshire Primary school .