Answer to the fourth puzzle

150 135
15 120
92 73
19 54
111
22 98
76

On to Puzzle 5.

Back to Puzzle 3.

1999. This page may be printed for classroom use.
David E. Joyce

Department of Mathematics and Computer Science
Clark University
Worcester, MA 01610

The address of this file is http://aleph0.clarku.edu/~djoye/puzzles/square1.html