July 12, 1997
Answers:
Riddles: water; newspaper.
Rebuses: grape, rape, pear; smile, smart.
Math question: Very nearly 189 gallons.
Comments are welcome. Please send messages to Ivars Peterson at ip@sciserv.org.
Ivars Peterson is the mathematics and physics writer at Science News. He is the author of The Mathematical Tourist, Islands of Truth, Newton's Clock, and *Fatal Defect. His latest book, The Jungles of Randomness: A Mathematical Safari, is to be published in October 1997 by Wiley.
*NOW AVAILABLE in paperback: Fatal Defect: Chasing Killer Computer Bugs by Ivars Peterson. Vintage Books, 1996. ISBN 0-679-74027-9. U.S. $13.00.
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