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The Intermediate Maths Challenge is an annual competition run by the UK Maths Trust for 13-16 year olds, and has participation in the ..read more
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My new book Problem Solving In GCSE Mathematics is now available at Amazon UK, Amazon.com and other Amazon sites. It is a self-contained ..read more
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Puzzle Critic by Puzzle Critic - 8M ago
I first came across this problem years ago, somewhere online, but the exact source remains elusive: Split randomly into two subsets and ..read more
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Puzzle Critic by Puzzle Critic - 1y ago
From a Romanian Selection Test: What is the greatest possible length of a sequence of consecutive positive integers, so that none of the ..read more
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