Drexel dragonThe Math ForumDonate to the Math Forum

The Math Forum Internet Mathematics Library

World Population and Four Dice (Math Chat)

_____________________________________
Library Home || Full Table of Contents || Suggest a Link || Library Help
_____________________________________

Visit this site: http://www.csmonitor.com/cgi-bin/getasciiarchive?script/97/01/31/013197.feat.scitech.3

Author:Frank Morgan; Christian Science Monitor
Description: Answers to the old challenge (Estimate what fraction of the people who have ever lived on Earth are alive on Earth today.) plus a new challenge and an additional problem and answer (courtesy S. H. Logue: Ann learned that her old dot-matrix printer can create many graphics characters, each composed of any combination of 96 dots in a small rectangle 8 dots high by 12 dots wide. Ann decides to print out one of every possible character pattern, ranging from all-dots- white to all-dots-black, on a long tape, 10 patterns per inch. How long is the finished tape?).

Levels: Middle School (6-8), High School (9-12)
Languages: English
Resource Types: Problems/Puzzles, Articles
Math Topics: Estimation, Permutations/Combinations, Population

[Privacy Policy] [Terms of Use]

_____________________________________
Home || The Math Library || Quick Reference || Search || Help
_____________________________________

© 1994-2014 Drexel University. All rights reserved.
http://mathforum.org/
The Math Forum is a research and educational enterprise of the Goodwin College of Professional Studies.The Math Forum is a research and educational enterprise of the Drexel University School of Education.