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Puzzle of the Day

These puzzles are also printed in Eight days a week, a booklet published by the Association of Teachers of Mathematics.The Association of Teachers of Mathematics

If you have to finish with a double in a game of darts, which number has the most number of different ways of finishing with 2 darts? (for instance 20 could be 18 and double 1, double 8 and double 2, treble 2 and double 7 etc )

Answer: the score 42 has 36 ways


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