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  2. GCE Ordinary Level in Sri Lanka - Wikipedia

    en.wikipedia.org/wiki/GCE_Ordinary_Level_in_Sri...

    Candidates who receive a grade of ‘W’ are considered failed in that particular subject. To be able to pass is to at least have a ‘S’ in the mandatory 6 subjects and if you fail all of the optional subjects but pass the 6 mandatory then you can still pass but if you get a ‘W’ in any of the mandatory subjects it is a immediate fail.

  3. Basic State Exam - Wikipedia

    en.wikipedia.org/wiki/Basic_State_Exam

    The Russian Language Exam includes multiple-choice questions, full-answer tasks, an essay, and a summary. The exam lasts 235 minutes. Students listen to the summary text from an audio recording provided on a disk attached to the exam materials. Since 2018, a separate oral Russian language exam has also been conducted, with a duration of 15 minutes.

  4. GCE Advanced Level in Sri Lanka - Wikipedia

    en.wikipedia.org/wiki/GCE_Advanced_Level_in_Sri...

    Students in Grade 13 had the second-highest depression and anxiety scores, with examination-related issues being the most commonly cited problem. Of the 445 students assessed, 22.9% of Grade 12 students and 28.6% of Grade 13 students reportedly had severe depression , while 28.6% of Grade 12 students and 32.1% of Grade 13 students experienced ...

  5. Primary education - Wikipedia

    en.wikipedia.org/wiki/Primary_education

    The ISCED definition in 1997 posited that primary education normally started between the ages of 5 – 8 and was designed to give a sound basic education in reading, writing, and mathematics along with an elementary understanding of other subjects.

  6. Mathematics - Wikipedia

    en.wikipedia.org/wiki/Mathematics

    Although mathematics is extensively used for modeling phenomena, the fundamental truths of mathematics are independent of any scientific experimentation. Some areas of mathematics, such as statistics and game theory, are developed in close correlation with their applications and are often grouped under applied mathematics.

  7. Sinhala numerals - Wikipedia

    en.wikipedia.org/wiki/Sinhala_numerals

    Sinhala Lith Illakkam or Sinhala Astrological Numbers. Zero of Lith Illakkam is Halantha or Hal Lakuna. Hal Lakuna or Halantha removes the inherent vowel sound in a consonant. This is the first version of Sinhala Lith Illakkam and is the oldest version found. Please note Number 2, 3, and 9 are given by shapes which are similar to older Murthda ...

  8. List of unsolved problems in mathematics - Wikipedia

    en.wikipedia.org/wiki/List_of_unsolved_problems...

    Many mathematical problems have been stated but not yet solved. These problems come from many areas of mathematics, such as theoretical physics, computer science, algebra, analysis, combinatorics, algebraic, differential, discrete and Euclidean geometries, graph theory, group theory, model theory, number theory, set theory, Ramsey theory, dynamical systems, and partial differential equations.

  9. Outline of discrete mathematics - Wikipedia

    en.wikipedia.org/.../Outline_of_discrete_mathematics

    Discrete mathematics is the study of mathematical structures that are fundamentally discrete rather than continuous.In contrast to real numbers that have the property of varying "smoothly", the objects studied in discrete mathematics – such as integers, graphs, and statements in logic [1] – do not vary smoothly in this way, but have distinct, separated values. [2]