"Such a pleasure. A unique and wonderful book!" Imre Leader, Professor of Pure Mathematics, University of Cambridge.
Ashley starts listing numbers 1, 2, 3, 4, 6, 8, 9, 10, ..., missing out every number containing a digit 5 or 7. What is the 1000th number in his list?
This is not an ordinary puzzle book. Beautifully crafted and immensely enjoyable, the problems require minimal technical knowledge, being accessible to young secondary school pupils. However, there is an astonishing range in difficulty; while some of the problems are fairly straightforward, others are significantly tougher, with a great deal of ingenuity and clarity of thought needed to make progress.
Whether you are
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Vendeur : WorldofBooks, Goring-By-Sea, WS, Royaume-Uni
Paperback. Etat : Very Good. The book has been read, but is in excellent condition. Pages are intact and not marred by notes or highlighting. The spine remains undamaged. N° de réf. du vendeur GOR009945807
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Vendeur : Revaluation Books, Exeter, Royaume-Uni
Paperback. Etat : Brand New. 116 pages. 7.87x5.12x0.39 inches. In Stock. N° de réf. du vendeur zk0995782601
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Vendeur : Greener Books, London, Royaume-Uni
Paperback. Etat : Used; Very Good. **SHIPPED FROM UK** We believe you will be completely satisfied with our quick and reliable service. All orders are dispatched as swiftly as possible! Buy with confidence! Greener Books. N° de réf. du vendeur 4495368
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