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100 prisoners problem. Each prisoner has to find their own number in one of 100 drawers, but may open only 50 of the drawers. The 100 prisoners problem is a mathematical problem in probability theory and combinatorics. In this problem, 100 numbered prisoners must find their own numbers in one of 100 drawers in order to survive.
For example, $73 is written as “seventy-three,” and the words for $43.50 are “Forty-three and 50/100.” You don’t need to write the word “dollars” if your bank has preprinted it on ...
Glimpses of Bengal. Includes 13 stories: The Fruit-Seller, The School Closes, A Resolve Accomplished, The Dumb Girl, The Wandering Guest, The Look Auspicious, A Study in Anatomy, The Landing Stairway, The Sentence, The Expiation, The Golden Mirage, The Trespass, The Hungry Stone. Short Stories. 1916.
Numeral systems. Number systems have progressed from the use of fingers and tally marks, perhaps more than 40,000 years ago, to the use of sets of glyphs able to represent any conceivable number efficiently. The earliest known unambiguous notations for numbers emerged in Mesopotamia about 5000 or 6000 years ago.
Boyer proved 50 years ago [when?] that hieratic script used a different numeral system, using individual signs for the numbers 1 to 9, multiples of 10 from 10 to 90, the hundreds from 100 to 900, and the thousands from 1000 to 9000. A large number like 9999 could thus be written with only four signs—combining the signs for 9000, 900, 90, and ...
Some titles are now out-of-print, but most of the original series books (all but five: 24, 47, 60, 61 and 62) were reprinted by Scholastic between September 2003 and June 2007 in a new cover style. In addition, 22 books were reissued from May 2008 to November 2011 as part of the Classic Goosebumps series to accompany the Goosebumps HorrorLand ...
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