Boeing Frontiers
March 2003
Volume 01, Issue 10
Top Stories Inside Quick Takes Site Tools
By the Numbers

7 The number of random "riffle shuffles" (cutting the deck in half and flipping cards together one by one from alternate halves of the deck) needed to "randomize" a 52-card deck

12.7 The percentage rise, recorded December 2002, in passenger airline traffic around the world over the same time the previous year, according to the International Air Transport Association

1,260 The heart rate of a hummingbird in beats per minute

2,500 The number of "overhand shuffles" (holding the cards in one hand and pulling them off a few at a time) needed to randomize a deck of 52 cards

400,000,000,000 The approximate U.S. defense budget, in dollars, planned for 2004


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