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  2. Grading systems by country - Wikipedia

    en.wikipedia.org/wiki/Grading_systems_by_country

    The "school grade" system has historically been a scale of 0 to 10, but all grades lower than 4 have been discarded. Thus, it is now divided between 4, the failing grade, and 510, the succeeding grades. Upper secondary school has the same grades for courses and course exams as a comprehensive school but matriculation examination grades are ...

  3. Gaokao - Wikipedia

    en.wikipedia.org/wiki/Gaokao

    The system was used in Zhejiang Province, with the last exam offered in 2016 to "Class-of-2013" (2013级, meaning admitted to senior high school in 2013, i.e., being Grade 10 in 2013) while "Class-of-2014" students have been taking the reformed version of Gaokao since 2017.

  4. Standardized test - Wikipedia

    en.wikipedia.org/wiki/Standardized_test

    The average student takes about 10 of these tests per year (e.g., one or two reading comprehension tests, one or two math tests, a writing test, a science test, etc.). [60] The average amount of testing takes about 2.3% of total class time (equal to about four school days per year).

  5. Parity of zero - Wikipedia

    en.wikipedia.org/wiki/Parity_of_zero

    This is an accepted version of this page This is the latest accepted revision, reviewed on 20 February 2025. Quality of zero being an even number The weighing pans of this balance scale contain zero objects, divided into two equal groups. Listen to this article (31 minutes) This audio file was created from a revision of this article dated 27 August 2013 (2013-08-27), and does not reflect ...

  6. Slash (punctuation) - Wikipedia

    en.wikipedia.org/wiki/Slash_(punctuation)

    The slash is a slanting line punctuation mark /.It is also known as a stroke, a solidus, a forward slash and several other historical or technical names.Once used as the equivalent of the modern period and comma, the slash is now used to represent division and fractions, as a date separator, or to connect alternative terms.

  7. Flipped classroom - Wikipedia

    en.wikipedia.org/wiki/Flipped_classroom

    Flipped classroom teaching at Clintondale High School in Michigan, United States. A flipped classroom is an instructional strategy and a type of blended learning.It aims to increase student engagement and learning by having pupils complete readings at home, and work on live problem-solving during class time. [1]

  8. Riemann hypothesis - Wikipedia

    en.wikipedia.org/wiki/Riemann_hypothesis

    A. M. Odlyzko computed a 175 million zeros of heights around 10 20 and a few more of heights around 2 × 10 20, and gave an extensive discussion of the results. 1998 10000 of large (≈10 21) height A. M. Odlyzko computed some zeros of height about 10 21: 2001 10 10: J. van de Lune (unpublished) 2004 ≈9 × 10 11 [32]

  9. Problem solving - Wikipedia

    en.wikipedia.org/wiki/Problem_solving

    Problem solving is the process of achieving a goal by overcoming obstacles, a frequent part of most activities. Problems in need of solutions range from simple personal tasks (e.g. how to turn on an appliance) to complex issues in business and technical fields.