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- 12:14, 1 October 2025 2009 CEMC Gauss (Grade 8) Problems/Problem 5 (hist) [1,324 bytes] Anabel.disher (talk | contribs) (Created page with "==Problem== Rounded to <math>2</math> decimal places, <math>\frac79</math> is <math> \text{ (A) }\ 0.70 \qquad\text{ (B) }\ 0.77 \qquad\text{ (C) }\ 0.78 \qquad\text{ (D) }\...")
- 12:13, 1 October 2025 2009 CEMC Gauss (Grade 8) Problems/Problem 6 (hist) [902 bytes] Anabel.disher (talk | contribs) (Created page with "==Problem== The graph shows the fuel used per <math>100</math> km of driving for five different vehicles. {{Image needed}} Which vehicle would travel the farthest using <math>...")
- 12:12, 1 October 2025 2009 CEMC Gauss (Grade 8) Problems/Problem 7 (hist) [1,252 bytes] Anabel.disher (talk | contribs) (Created page with "==Problem== Kayla went to the fair with <math>\$100</math>. She spent <math>\frac14</math> of her <math>\$100</math> on rides, and <math>\frac{1}{10}</math> of her <math>\$100...")
- 12:12, 1 October 2025 2009 CEMC Gauss (Grade 8) Problems/Problem 8 (hist) [1,133 bytes] Anabel.disher (talk | contribs) (Created page with "==Problem== The number of faces (<math>F</math>), vertices (<math>V</math>), and edges (<math>E</math>) of a polyhedron are related by the equation <math>F + V - E = 2</math>....")
- 12:11, 1 October 2025 2009 CEMC Gauss (Grade 8) Problems/Problem 9 (hist) [926 bytes] Anabel.disher (talk | contribs) (Created page with "==Problem== If Jeff picks one letter randomly from the alphabet, what is the probability that the letter is in the word "probability"? <math> \text{ (A) }\ \frac{9}{26} \qqua...")
- 12:10, 1 October 2025 2009 CEMC Gauss (Grade 8) Problems/Problem 10 (hist) [1,361 bytes] Anabel.disher (talk | contribs) (Created page with "==Problem== If two numbers differ by <math>2</math> and their sum is <math>20</math>, the larger number is <math> \text{ (A) }\ 11 \qquad\text{ (B) }\ 10 \qquad\text{ (C) }\...")
- 12:09, 1 October 2025 2009 CEMC Gauss (Grade 8) Problems/Problem 11 (hist) [1,206 bytes] Anabel.disher (talk | contribs) (Created page with "==Problem== The perimeter of <math>\Delta ABC</math> is <math>32</math>. If <math>\angle ABC = \angle ACB</math> and <math>BC = 12</math>, the length of <math>AB</math> is {{I...")
- 12:08, 1 October 2025 2009 CEMC Gauss (Grade 8) Problems/Problem 12 (hist) [1,280 bytes] Anabel.disher (talk | contribs) (Created page with "==Problem== A temperature measured in degrees Celsius (<math>C</math>) can be converted to degrees Fahrenheit (<math>F</math>) using the formula <math>F = \frac{9}{5}C + 32</m...")
- 12:07, 1 October 2025 2009 CEMC Gauss (Grade 8) Problems/Problem 13 (hist) [1,600 bytes] Anabel.disher (talk | contribs) (Created page with "==Problem== In how many ways can <math>101</math> can be expressed as the sum of two integers, both greater than zero, with the second integer greater than the first? <math>...")
- 12:05, 1 October 2025 2009 CEMC Gauss (Grade 8) Problems/Problem 14 (hist) [1,301 bytes] Anabel.disher (talk | contribs) (Created page with "==Problem== Vanessa set a school record for the most points in a single basketball game when her team scored <math>48</math> points. The other six players on her team averaged...")
- 12:05, 1 October 2025 2009 CEMC Gauss (Grade 8) Problems/Problem 15 (hist) [1,618 bytes] Anabel.disher (talk | contribs) (Created page with "==Problem== In rectangle <math>PQRS</math>, <math>PQ = 12</math> and <math>PR = 13</math>. The area of rectangle <math>PQRS</math> is {{Image needed}} <math> \text{ (A) }\ 30...")
- 12:02, 1 October 2025 2009 CEMC Gauss (Grade 8) Problems/Problem 16 (hist) [1,313 bytes] Anabel.disher (talk | contribs) (Created page with "==Problem== When it is 3:00 p.m. in Victoria, it is 6:00 p.m. in Timmins. Stefan’s flight departed at 6:00 a.m. local Victoria time and arrived at 4:00 p.m. local Timmins ti...")
- 12:01, 1 October 2025 2009 CEMC Gauss (Grade 8) Problems/Problem 17 (hist) [1,723 bytes] Anabel.disher (talk | contribs) (Created page with "==Problem== A jar contains quarters (worth <math>\$0.25</math> each), nickels (worth <math>\$0.05</math> each), and pennies (worth <math>\$0.01</math> each). The value of the...")
- 11:48, 1 October 2025 2009 CEMC Gauss (Grade 8) Problems/Problem 23 (hist) [1,663 bytes] Anabel.disher (talk | contribs) (Created page with "==Problem== In the diagram, the circle is ''inscribed'' in the square. This means that the circle and the square share points <math>S</math>, <math>T</math>, <math>U</math>, a...")
- 11:46, 1 October 2025 2009 CEMC Gauss (Grade 8) Problems/Problem 22 (hist) [1,077 bytes] Anabel.disher (talk | contribs) (Created page with "==Problem== A dollar sign is formed by drawing two parallel vertical lines through the letter '''S''', as shown. These lines cut the letter '''S''' into <math>7</math> pieces....")
- 11:43, 1 October 2025 2009 CEMC Gauss (Grade 8) Problems/Problem 21 (hist) [1,027 bytes] Anabel.disher (talk | contribs) (Created page with "==Problem== The product of four ''different'' positive integers is <math>360</math>. What is the maximum possible sum of these four integers? <math> \text{ (A) }\ 68 \qquad\t...")
- 09:51, 1 October 2025 2009 CEMC Gauss (Grade 8) Problems/Problem 20 (hist) [1,517 bytes] Anabel.disher (talk | contribs) (Created page with "==Problem== A piece of string fits exactly once around the perimeter of a square whose area is <math>144</math>. Rounded to the nearest whole number, the area of the largest c...")
- 09:50, 1 October 2025 2009 CEMC Gauss (Grade 8) Problems/Problem 19 (hist) [2,377 bytes] Anabel.disher (talk | contribs) (Created page with "==Problem== In the addition shown, <math>P</math>, <math>Q</math>, and <math>R</math> each represent a single digit, and the sum is <math>2009</math>. <cmath>\begin{array}{r...")
- 09:48, 1 October 2025 2009 CEMC Gauss (Grade 8) Problems/Problem 18 (hist) [1,175 bytes] Anabel.disher (talk | contribs) (Created page with "==Problem== In a class of <math>40</math> students, <math>18</math> said they liked apple pie, <math>15</math> said they liked chocolate cake and <math>12</math> said they did...")
- 20:24, 30 September 2025 2010 CEMC Gauss (Grade 8) Problems/Problem 6 (hist) [3,556 bytes] Anabel.disher (talk | contribs) (welcome to the worst way to do problem 6!!1!)
- 20:06, 30 September 2025 2010 CEMC Gauss (Grade 8) Problems/Problem 5 (hist) [1,838 bytes] Anabel.disher (talk | contribs) (Created page with "==Problem== The area of a rectangle is <math>12</math>. Each of its side lengths is a whole number. What is the smallest possible perimeter of this rectangle? <math> \text{ (...")
- 19:52, 30 September 2025 2010 CEMC Gauss (Grade 8) Problems/Problem 3 (hist) [554 bytes] Anabel.disher (talk | contribs) (Created page with "==Problem== If <math>x = 2</math> and <math>y = 1</math>, the value of <math>2x - 3y</math> equals <math> \text{ (A) }\ 11 \qquad\text{ (B) }\ 1 \qquad\text{ (C) }\ 4 \qquad\...")
- 19:49, 30 September 2025 2010 CEMC Gauss (Grade 8) Problems/Problem 2 (hist) [986 bytes] Anabel.disher (talk | contribs) (how do you guys even run for 4+ hours lol)
- 19:40, 30 September 2025 2010 CEMC Gauss (Grade 8) Problems/Problem 1 (hist) [429 bytes] Anabel.disher (talk | contribs) (Created page with "==Problem== <math>2 + 3 \times 4 + 10</math> equals <math> \text{ (A) }\ 24 \qquad\text{ (B) }\ 60 \qquad\text{ (C) }\ 70 \qquad\text{ (D) }\ 19 \qquad\text{ (E) }\ 34 </math...")
- 13:43, 21 September 2025 2013 CEMC Gauss (Grade 8) Problems/Problem 3 (hist) [2,902 bytes] Anabel.disher (talk | contribs) (Created page with "== Problem== The smallest number in the set <math>\left\{ \frac{1}{2}, \frac{2}{3}, \frac{1}{4}, \frac{5}{6}, \frac{7}{12} \right\}</math> is <math> \textbf{(A)}\ \frac{1}{2}...")
- 23:16, 19 September 2025 KSUMC Problems (hist) [4,699 bytes] Dra777 (talk | contribs) (Created page with "[https://www.kennesaw.edu/csm/academics/mathematics/docs/2006-07-part-1-questions-solutions.pdf 2006-2007 Part I]")
- 20:13, 18 September 2025 Massachusetts ARML (hist) [38 bytes] Camferyu (talk | contribs) (Created page with "https://sites.google.com/view/massarml")
- 14:46, 18 September 2025 2014 CEMC Gauss (Grade 8) Problems/Problem 10 (hist) [849 bytes] Anabel.disher (talk | contribs) (Created page with "== Problem== The ratio of the number of girls to the number of boys in a class of <math>24</math> students is <math>3:5</math>. How many fewer girls than boys are in the class...")
- 14:39, 18 September 2025 2013 CEMC Gauss (Grade 8) Problems/Problem 4 (hist) [1,486 bytes] Anabel.disher (talk | contribs) (Created page with "== Problem== Ahmed is going to the store. One quarter of the way to the store, he stops to talk with Kee. He then continues for <math>12</math> km and reaches the store. How m...")
- 14:27, 18 September 2025 2013 CEMC Gauss (Grade 8) Problems/Problem 5 (hist) [912 bytes] Anabel.disher (talk | contribs) (Created page with "== Problem== Jarek multiplies a number by <math>3</math> and gets an answer of <math>90</math>. If instead, he divides the number by <math>3</math>, what answer does he get?...")
- 14:22, 18 September 2025 2013 CEMC Gauss (Grade 8) Problems/Problem 2 (hist) [477 bytes] Anabel.disher (talk | contribs) (Created page with "== Problem== The value of <math>15 - 3 - 15</math> is <math> \textbf{(A)}\ -18 \qquad\textbf{(B)}\ -15 \qquad\textbf{(C)}\ 3 \qquad\textbf{(D)}\ -3 \qquad\textbf{(E)}\ -33 </...")
- 13:46, 17 September 2025 2016 CEMC Gauss (Grade 8) Problems/Problem 4 (hist) [834 bytes] Anabel.disher (talk | contribs) (Created page with "==Problem== Three tenths plus four thousandths is equal to <math> \text{ (A) }\ 4030 \qquad\text{ (B) }\ 0.0403 \qquad\text{ (C) }\ 0.304 \qquad\text{ (D) }\ 0.34 \qquad\te...")
- 10:04, 17 September 2025 2016 CEMC Gauss (Grade 8) Problems/Problem 3 (hist) [804 bytes] Anabel.disher (talk | contribs) (Friendly faces everywhere)
- 09:42, 17 September 2025 2016 CEMC Gauss (Grade 8) Problems/Problem 2 (hist) [443 bytes] Anabel.disher (talk | contribs) (Created page with "==Problem== Which of the following is equal to <math>\frac{4}{5}</math>? <math> \text{ (A) }\ 4.5 \qquad\text{ (B) }\ 0.8 \qquad\text{ (C) }\ 80.0 \qquad\text{ (D) }\ 0.08...")
- 09:35, 17 September 2025 2016 CEMC Gauss (Grade 8) Problems/Problem 1 (hist) [282 bytes] Anabel.disher (talk | contribs) (Created page with "==Problem== The value of <math>444 - 44 - 4</math> is <math> \text{ (A) }\ 396 \qquad\text{ (B) }\ 402 \qquad\text{ (C) }\ 392 \qquad\text{ (D) }\ 400 \qquad\text{ (E) }\ 4...")
- 09:30, 17 September 2025 2025 CEMC Gauss (Grade 8) (hist) [1,716 bytes] Anabel.disher (talk | contribs) (Created page with "2025 CEMC Gauss (Grade 8) problems and solutions. The first link contains the full set of test problems. The rest contain each individual problem and its solution. * 2025...")
- 09:28, 17 September 2025 2024 CEMC Gauss (Grade 8) (hist) [1,716 bytes] Anabel.disher (talk | contribs) (Created page with "2024 CEMC Gauss (Grade 8) problems and solutions. The first link contains the full set of test problems. The rest contain each individual problem and its solution. * 2024...")
- 09:28, 17 September 2025 2023 CEMC Gauss (Grade 8) (hist) [1,716 bytes] Anabel.disher (talk | contribs) (Created page with "2023 CEMC Gauss (Grade 8) problems and solutions. The first link contains the full set of test problems. The rest contain each individual problem and its solution. * 2023...")
- 15:22, 16 September 2025 Sparrow’s lemmas (hist) [10,206 bytes] Vvsss (talk | contribs) (Created page with "Sparrow’s lemmas have been known to Russian Olympiad participants since at least 2016. ==Lemma 1== 300px|right Let triangle <math>ABC</math> with circumc...")
- 15:11, 16 September 2025 2022 CEMC Gauss (Grade 8) (hist) [1,717 bytes] Anabel.disher (talk | contribs) (Created page with "2022 CEMC Gauss (Grade 8) problems and solutions. The first link contains the full set of test problems. The rest contain each individual problem and its solution. * 2022...")
- 15:05, 16 September 2025 2021 CEMC Gauss (Grade 8) (hist) [1,717 bytes] Anabel.disher (talk | contribs) (Created page with "2021 CEMC Gauss (Grade 8) problems and solutions. The first link contains the full set of test problems. The rest contain each individual problem and its solution. * 2021...")
- 15:03, 16 September 2025 2020 CEMC Gauss (Grade 8) (hist) [1,717 bytes] Anabel.disher (talk | contribs) (Created page with "2020 CEMC Gauss (Grade 8) problems and solutions. The first link contains the full set of test problems. The rest contain each individual problem and its solution. * 2020...")
- 14:58, 16 September 2025 2019 CEMC Gauss (Grade 8) (hist) [1,717 bytes] Anabel.disher (talk | contribs) (Created page with "2019 CEMC Gauss (Grade 8) problems and solutions. The first link contains the full set of test problems. The rest contain each individual problem and its solution. * 2019...")
- 14:53, 16 September 2025 2018 CEMC Gauss (Grade 8) (hist) [1,717 bytes] Anabel.disher (talk | contribs) (Created page with "2018 CEMC Gauss (Grade 8) problems and solutions. The first link contains the full set of test problems. The rest contain each individual problem and its solution. * 2018...")
- 14:51, 16 September 2025 2017 CEMC Gauss (Grade 8) (hist) [1,717 bytes] Anabel.disher (talk | contribs) (Created page with "2017 CEMC Gauss (Grade 8) problems and solutions. The first link contains the full set of test problems. The rest contain each individual problem and its solution. * 2017...")
- 14:48, 16 September 2025 2016 CEMC Gauss (Grade 8) (hist) [1,717 bytes] Anabel.disher (talk | contribs) (Created page with "2016 CEMC Gauss (Grade 8) problems and solutions. The first link contains the full set of test problems. The rest contain each individual problem and its solution. * 2016...")
- 14:48, 16 September 2025 2015 CEMC Gauss (Grade 8) (hist) [1,717 bytes] Anabel.disher (talk | contribs) (Created page with "2015 CEMC Gauss (Grade 8) problems and solutions. The first link contains the full set of test problems. The rest contain each individual problem and its solution. * 2015...")
- 14:29, 16 September 2025 2025 CEMC Pascal Problems/Problem 2 (hist) [795 bytes] Anabel.disher (talk | contribs) (Created page with "==Problem== How many of the numbers <math>-4</math>, <math>-2</math>, <math>-3.5</math>, <math>-2.5</math>, and <math>6</math> are to the left of <math>-3</math> when placed o...")
- 10:35, 16 September 2025 2025 CEMC Pascal Problems/Problem 1 (hist) [596 bytes] Anabel.disher (talk | contribs) (Created page with "==Problem== The value of <math>(2 \times 0) + (2 \times 5)</math> is <math> \text{ (A) }\ 0 \qquad\text{ (B) }\ 7 \qquad\text{ (C) }\ 10 \qquad\text{ (D) }\ 12 \qquad\text{ (...")
- 07:01, 16 September 2025 Lagrange's Four Squares Theorem (hist) [1,438 bytes] Abdulwaheed (talk | contribs) (Correcting any error would be highly appreciated)
