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Quantum CyberTeaser: September/October 1995


B153

Up or down? A Ping-Pong ball is tossed into the air. Will it take longer for it to go up or to come back down?
[A. Savin]

Solution


The winners:

  • Jim Hanby (Lexington, South Carolina)
  • Louis Smadbeck (Martha's Vinyard, Massachusetts)
  • Jeff Dodson (Long Beach, California)
  • Hal Harris (St. Louis, Missouri)
  • Ben Davis (Wayne, Maine)
  • Paul Grayson (Urbana, Illinois)
  • Daniel Jordan (Roscoe, Illinois)
  • Cheng-Chih Chien (Columbus, Ohio)
  • Ophir Yoktan (Jerusalem, Israel)

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