3807336
9780486201986
Geoffrey Mott-Smith has set up 188 problems, ranging from easy to difficult--puzzles in mental arithmetic, puzzles based on logic, puzzles requiring simple algebra, and puzzles based on plane figures, the properties of digits and integers, decimation, permutations and combinations, and probability.Mott-Smith, Geoffrey is the author of 'Mathematical Puzzles for Beginners and Enthusiasts' with ISBN 9780486201986 and ISBN 0486201988.
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