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  2. Nines (notation) - Wikipedia

    en.wikipedia.org/wiki/Nines_(notation)

    1 troy ounce of four nines fine gold (999.9) Nines are an informal logarithmic notation for proportions very near to one or, equivalently, percentages very near 100%. Put simply, "nines" are the number of consecutive nines in a percentage such as 99% (two nines) [1] or a decimal fraction such as 0.999 (three nines).

  3. American Silver Eagle - Wikipedia

    en.wikipedia.org/wiki/American_Silver_Eagle

    The American Silver Eagle is the official silver bullion coin of the United States.It was first released by the United States Mint on November 24, 1986, and portrays the Goddess of Liberty in a design by Adolph A. Weinman that was originally used on the Walking Liberty half dollar from 1916 to 1947.

  4. Fineness - Wikipedia

    en.wikipedia.org/wiki/Fineness

    800: The minimum standard for silver in Germany after 1884; the French 2nd standard for silver; "plata de segunda ley" in Spain (second law silver); Egyptian silver; Canadian silver circulating coinage from 1920-1966/7 [12] Used for the outer cladding of US half dollars between 1965 and 1970, and commemorative issue Eisenhower dollars between ...

  5. 99 Cents Only Stores - Wikipedia

    en.wikipedia.org/wiki/99_Cents_Only_Stores

    99 Cents Only Store in Dallas. 99 Cents Only Stores LLC (also branded as The 99 Store [1]) was a price-point retailer chain based in Commerce, California, United States of America.

  6. Silver standards - Wikipedia

    en.wikipedia.org/wiki/Silver_standards

    Silver standards refer to the standards of millesimal fineness for the silver alloy used in the manufacture or crafting of silver objects. This list is organized from highest to lowest millesimal fineness, or purity of the silver.

  7. Coins of the United States dollar - Wikipedia

    en.wikipedia.org/wiki/Coins_of_the_United_States...

    The half-dollar continued to be minted in a 40% silver-clad composition between 1965 and 1970. Dimes and quarters from before 1965 and half-dollars from before 1971 are generally not in circulation due to being removed for their silver content. Some modern commemorative coins have been minted in the silver dollar denominations.

  8. Triple Nine Society - Wikipedia

    en.wikipedia.org/wiki/Triple_Nine_Society

    The Triple Nine Society (TNS) is an international high-IQ society for adults whose score on a standardized test demonstrates an IQ at or above the 99.9th percentile of the human population.

  9. 0.999... - Wikipedia

    en.wikipedia.org/wiki/0.999...

    The Archimedean property: any point x before the finish line lies between two of the points P n (inclusive).. It is possible to prove the equation 0.999... = 1 using just the mathematical tools of comparison and addition of (finite) decimal numbers, without any reference to more advanced topics such as series and limits.