Dolly the sheep
Dolly was the name given to the first cloned sheep at the UK鈥檚 Roslin Institute in 1996. The letters in the diagram represent, in some order, the numbers 1 to 16 forming a magic square where each row, column and main diagonal have the same sum. The letters of the word 鈥渃lone鈥�, and letters not within the square, have their values according to a=1, b=2 etc. but other letters within the square may or may not.
What is the sum d+o+l+l+y?
WIN 拢15 will be awarded to the sender of the first correct answer opened on Wednesday 25 April. The Editor鈥檚 decision is final. Please send entries to Enigma 1690, 快猫短视频, Lacon House, 84 Theobald鈥檚 Road, London WC1X 8NS, or to enigma@newscientist.com (please include your postal address).
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Answer to 1684 In the fold: The length of the fold is 10cm
The winner Ray Hughes of Woolaston, Gloucestershire, UK
