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  2. HbA1c (Hemoglobin A1c): A1c Chart, Test, Levels ... - WebMD

    www.webmd.com/diabetes/glycated-hemoglobin-test...

    A1c Levels. For people without diabetes, the normal range for the hemoglobin A1c level is between 4% and 5.6%. Hemoglobin A1c levels in the range of 5.7%-6.4% mean you have prediabetes and a ...

  3. Roman numerals - Wikipedia

    en.wikipedia.org/wiki/Roman_numerals

    The Roman numerals, in particular, are directly derived from the Etruscan number symbols: 𐌠 , 𐌡 , 𐌢 , 𐌣 , and 𐌟 for 1, 5, 10, 50, and 100 (they had more symbols for larger numbers, but it is unknown which symbol represents which number). As in the basic Roman system, the Etruscans wrote the symbols that added to the desired ...

  4. List of prime numbers - Wikipedia

    en.wikipedia.org/wiki/List_of_prime_numbers

    Weakly prime numbers. Primes that having any one of their (base 10) digits changed to any other value will always result in a composite number. 294001, 505447, 584141, 604171, 971767, 1062599, 1282529, 1524181, 2017963, 2474431, 2690201, 3085553, 3326489, 4393139 ( OEIS : A050249 )

  5. Periodic table - Wikipedia

    en.wikipedia.org/wiki/Periodic_table

    The periodic table, also known as the periodic table of the elements, is an ordered arrangement of the chemical elements into rows (" periods ") and columns (" groups "). It is an icon of chemistry and is widely used in physics and other sciences. It is a depiction of the periodic law, which states that when the elements are arranged in order ...

  6. List of Billboard Hot 100 number ones of 1979 - Wikipedia

    en.wikipedia.org/wiki/List_of_Billboard_Hot_100...

    Here are the Billboard Hot 100 number-one hits of 1979. That year, 10 acts earned their first number one song: Gloria Gaynor, Amii Stewart, Blondie, Peaches & Herb, Anita Ward, The Knack, Robert John, M, Styx, and Rupert Holmes; only Blondie would ever have another number one hit. The Bee Gees and Donna Summer were the only acts to have more ...

  7. Universal Numbering System - Wikipedia

    en.wikipedia.org/wiki/Universal_Numbering_System

    Universal Numbering System. Universal numbering system. This is a dental practitioner view, so tooth number 1, the rear upper tooth on the patient's right, appears on the left of the chart. The Universal Numbering System, sometimes called the "American System", is a dental notation system commonly used in the United States. [1] [2]

  8. List of Billboard Hot 100 number ones of 2021 - Wikipedia

    en.wikipedia.org/wiki/List_of_Billboard_Hot_100...

    Twenty-four acts reached number one in 2021, nine of whom earned their first number-one single: Olivia Rodrigo, Daniel Caesar, Giveon, Silk Sonic, Anderson .Paak, Polo G, The Kid Laroi, Future and Jack Harlow. BTS scored three number ones while Rodrigo, Justin Bieber, Drake and Lil Nas X scored two each, as the only acts to achieve multiple ...

  9. Blood Alcohol Level Chart and Easy Guide - Healthline

    www.healthline.com/.../blood-alcohol-level-chart

    Chart of the symptoms of blood alcohol levels. The symptoms of impairment can start as soon as you have a drink and may become worse the faster you drink. BAC level. Standard effects. 0.02 ...