Puzzles in Math and Logic

Puzzles in Math and Logic 

By Aaron J. Friedland

This book published in 1971 contains 72 pages of original problems in math and logic, featuring permutations, combinations, properties of numbers, algebra, solid and plane geometry, logic and probability. Although only high school math is needed to solve these problems, even accomplished mathematicians are likely to find some surprises here. Complete and ingenious solutions provided for all problems. 31 explanatory drawings.