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Puzzle #208: Can you work out which would be the smaller area to weed?

Can you solve this week’s arithmetical puzzle, Flower power? Plus the answer to puzzle #207

8 February 2023

Âé¶¹´«Ã½. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

#208 Flower power

Set by Howard Williams

Ivor Plant is the head gardener of Lady Bird’s estate. Her large chrysanthemum garden needs to be weeded and pruned, so he assigns his two apprentices, Lupin and Heath, to the rather tedious task. The garden consists of a central 4-metre-sided square (pink) inscribed in a circle, and four outer areas (blue) enclosed in semicircles that are connected to the square’s corners.

“If you give me two of your chocolate biscuits, I will let you pick whichever area you want to weed: the outside or the inside,” says Heath to Lupin. Always eager to get out of extra work…

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