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  2. American Mathematics Competitions - Wikipedia

    en.wikipedia.org/wiki/American_Mathematics...

    the AMC 10, for students under the age of 17.5 and in grades 10 and below; the AMC 12, for students under the age of 19.5 and in grades 12 and below [2] The AMC 8 tests mathematics through the 8th grade curriculum. [1] Similarly, the AMC 10 and AMC 12 test mathematics through the 10th and 12th grade curriculum, respectively. [2]

  3. American Invitational Mathematics Examination - Wikipedia

    en.wikipedia.org/wiki/American_Invitational...

    The American Invitational Mathematics Examination (AIME) is a selective and prestigious 15-question 3-hour test given since 1983 to those who rank in the top 5% on the AMC 12 high school mathematics examination (formerly known as the AHSME), and starting in 2010, those who rank in the top 2.5% on the AMC 10. Two different versions of the test ...

  4. HMMT - Wikipedia

    en.wikipedia.org/wiki/HMMT

    The Guts round is an 80-minute team event with 36 short-answer questions on an assortment of subjects, divided into 12 groups of 3 (in November) or 9 groups of 4 (in February). The problems' difficulty and point values increase with each subsequent set, culminating in the final set of estimation problems, typically worth 20 points each.

  5. 10 Hard Math Problems That Even the Smartest People in the ...

    www.aol.com/10-hard-math-problems-even-150000090...

    Goldbach’s Conjecture. One of the greatest unsolved mysteries in math is also very easy to write. Goldbach’s Conjecture is, “Every even number (greater than two) is the sum of two primes ...

  6. AMC-10 - Wikipedia

    en.wikipedia.org/wiki/AMC-10

    AMC-10 may refer to: AMC-10 (satellite), a communications satellite that belonged to SES Americom; USS Longspur, the USS Longspur was a coastal minesweeper that belonged to the United States Navy; AMC 10, the American Mathematics Competitions for students in grades 10 and below

  7. Multiple choice - Wikipedia

    en.wikipedia.org/wiki/Multiple_choice

    Multiple choice questions lend themselves to the development of objective assessment items, but without author training, questions can be subjective in nature. Because this style of test does not require a teacher to interpret answers, test-takers are graded purely on their selections, creating a lower likelihood of teacher bias in the results. [8]

  8. 50 tough tongue twisters to challenge yourself and your friends

    www.aol.com/news/50-tough-tongue-twisters...

    These 50 tongue twisters range from easy to hard ... He threw three free throws. Selfish shellfish. The great Greek grape growers grow great Greek grapes. Betty bought a bit of butter. But the ...

  9. 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.