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Monty Hall problem. In search of a new car, the player chooses a door, say 1. The game host then opens one of the other doors, say 3, to reveal a goat and offers to let the player switch from door 1 to door 2. The Monty Hall problem is a brain teaser, in the form of a probability puzzle, based nominally on the American television game show Let ...
The Channel 5 quiz One to Win was a half-hour show whose format was effectively based on the latter three rounds of Going for Gold, repackaged and with a different host (initially, Paul Roseby, who was soon replaced by Robin Houston, known as the 'voice of the computer' on another Channel 5 quiz show, 100%). Unlike Going for Gold but like 100% ...
JetPunk is an online trivia and quizzing website. The service offers a variety of quizzes in different topics, such as geography, history, science, literature, and music. [2] [3] The site offers quizzes in a variety of languages, including but not limited to: English, French, Spanish, Dutch, Italian, German, Finnish, Portuguese, and Polish. [4]
Official U.S. gold reserve since 1900 Changes in Central Bank Gold Reserves by Country 1993–2014 Central 2005 and 2014. A gold reserve is the gold held by a national central bank, intended mainly as a guarantee to redeem promises to pay depositors, note holders (e.g. paper money), or trading peers, during the eras of the gold standard, and also as a store of value, or to support the value of ...
Gall–Peters projection. The Gall–Peters projection is a rectangular, equal-area map projection. Like all equal-area projections, it distorts most shapes. It is a cylindrical equal-area projection with latitudes 45° north and south as the regions on the map that have no distortion. The projection is named after James Gall and Arno Peters.
World Game, sometimes called the World Peace Game, is an educational simulation developed by Buckminster Fuller in 1961 to help create solutions to overpopulation and the uneven distribution of global resources. This alternative to war games uses Fuller's Dymaxion map and requires a group of players to cooperatively solve a set of metaphorical ...
A World Heritage Site may signify a remarkable accomplishment of humankind and serve as evidence of our intellectual history on the planet, or it might be a place of great natural beauty. [7] As of July 2024, a total of 1,223 World Heritage Sites (952 cultural, 231 natural and 40 mixed cultural and natural properties) exist across 168 countries.
Gold coins ceased to be minted as a circulating currency in the 1930s, and the world gold standard was abandoned for a fiat currency system after the Nixon shock measures of 1971. In 2020, the world's largest gold producer was China, followed by Russia and Australia. [12] As of 2020, a total of around 201,296 tonnes of gold exist above ground. [13]