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• 1952 AHSME Problems
  ...} \text{irrational} \qquad \textbf{(C)\ } \text{integral} \qquad \textbf{(D)\ } \text{a perfect square }\qquad \textbf{(E)\ } \text{none of these} </ma ...A)}\ 75\%\qquad \textbf{(B)}\ 74\%\qquad \textbf{(C)}\ 72\%\qquad \textbf{(D)}\ 77\%\qquad \textbf{(E)\ }\text{none of these} </math>
  23 KB (3,556 words) - 15:35, 30 December 2023
• 1954 AHSME Problems
  ...qrt{y^2-25} \qquad \textbf{(B)}\ -y^2 \qquad \textbf{(C)}\ y^2 \\ \textbf{(D)}\ (5-y)^2\qquad\textbf{(E)}\ y^2-10\sqrt{y^2-25} </math> ...tbf{(B)}\ \text{only }1 \qquad \textbf{(C)}\ \text{only }4 \qquad \textbf{(D)}\ \text{neither 4 nor 1}\qquad\textbf{(E)}\ \text{4 and some other root}
  23 KB (3,535 words) - 16:29, 24 April 2020
• 1952 AHSME Problems/Problem 17
  ...h> of the selling price. The per cent of the list price at which he should mark them is: ...\ }20 \qquad \textbf{(B) \ }100 \qquad \textbf{(C) \ }125 \qquad \textbf{(D) \ }80 \qquad \textbf{(E) \ }120 </math>
  1 KB (186 words) - 01:44, 3 January 2014
• 2014 AMC 12A Problems/Problem 12
  \textbf{(D) }2+\sqrt3\qquad ...}{2 - \sqrt{3}} = \dfrac{2 + \sqrt{3}}{4-3} = 2 + \sqrt{3}=\boxed{\textbf{(D)}}</cmath>
  7 KB (1,191 words) - 23:37, 23 June 2022
• 1969 AHSME Problems/Problem 28
  \text{(D) } 4\quad ...th> and <math>B</math> be points on diameter. Extend <math>AP</math>, and mark intersection with circle as point <math>C</math>.
  2 KB (280 words) - 19:57, 9 June 2018
• 1998 CEMC Gauss (Grade 7) Problems
  ...\text{(A)}\ 1 \qquad \text{(B)}\ 1000 \qquad \text{(C)}\ 0.1 \qquad \text{(D)}\ 10 \qquad \text{(E)}\ 0.001</math> <math>\text{(A)}\ 5 \qquad \text{(B)}\ 6 \qquad \text{(C)}\ 7 \qquad \text{(D)}\ 3 \qquad \text{(E)}\ 1</math>
  10 KB (1,590 words) - 16:43, 29 January 2021
• 2015 AMC 10A Problems/Problem 14
  ...(B) }\text{3 o' clock} \qquad\textbf{(C) }\text{4 o' clock} \qquad\textbf{(D) }\text{6 o' clock} \qquad\textbf{(E) }\text{8 o' clock}</math> But we also need to account for rotation. If we mark a red dot on the bottom of the small clock/bottom of the arrow, and then dr
  9 KB (1,380 words) - 09:00, 1 December 2023
• 2016 AMC 10A Problems/Problem 24
  ...qquad \textbf{(B) }200\sqrt{2}\qquad\textbf{(C) }200\sqrt{3}\qquad\textbf{(D) }300\sqrt{2}\qquad\textbf{(E) } 500</math> pair A, B, C, D, E, F, O;
  24 KB (3,861 words) - 14:17, 26 April 2024
• 2016 AMC 12A Problems/Problem 12
  ...h>AB = 6</math>, <math>BC = 7</math>, and <math>CA = 8</math>. Point <math>D</math> lies on <math>\overline{BC}</math>, and <math>\overline{AD}</math> b ...B--E); label("$A$",A,SW); label("$B$",B,SE); label("$C$",C,N); label("$D$",D,NE); label("$E$",E,NW); label("$F$",F,1.5*N); </asy>
  4 KB (682 words) - 18:19, 20 March 2024
• 2016 AMC 12A Problems/Problem 23
  ...}\frac16\qquad\textbf{(B) }\frac13\qquad\textbf{(C) }\frac12\qquad\textbf{(D) }\frac23\qquad\textbf{(E) }\frac56</math> pair D = (0,1);
  10 KB (1,700 words) - 16:49, 16 May 2024
• 2016 AMC 10B Problems/Problem 25
  ...\textbf{(A)}\ 32\qquad\textbf{(B)}\ 36\qquad\textbf{(C)}\ 45\qquad\textbf{(D)}\ 46\qquad\textbf{(E)}\ \text{infinitely many}</math> Some might be tempted to mark <math>45</math> or <math>46</math> now, but there can be repeating values.
  12 KB (1,951 words) - 18:23, 4 April 2023
• 1954 AHSME Problems/Problem 37
  ...</math> bisecting <math>\angle R</math>, <math>PQ</math> extended to <math>D</math> and <math>\angle n</math> a right angle, then: path mark;
  3 KB (560 words) - 10:11, 3 May 2020
• 2017 AIME II Problems/Problem 3
  pair A,B,C,D,X,Z,P; ...h> and <math>BC</math>. This is because the midpoints of such lines is the mark at which the point will sway closer to vertex <math>A</math>/<math>C</math>
  9 KB (1,411 words) - 22:18, 29 January 2024
• 2018 AMC 12A Problems/Problem 23
  \textbf{(D) } 79 \qquad ...lel\overline{BC}</math> and intersects <math>\overline{BM}</math> at <math>D</math>, which gives <math>MD=DN=\frac{1}{2}</math>.
  12 KB (1,878 words) - 22:11, 23 October 2021
• 2018 AMC 12B Problems/Problem 25
  ...\textbf{(A) }546\qquad\textbf{(B) }548\qquad\textbf{(C) }550\qquad\textbf{(D) }552\qquad\textbf{(E) }554</math> ...+ \sqrt{252}. </cmath> So, our answer is <math>252 + 300 = \boxed{\textbf{D) }552}</math>.
  13 KB (2,080 words) - 19:09, 21 October 2023
• 2018 IMO Problems/Problem 1
  ...math> be the circumcircle of acute triangle <math>ABC</math>. Points <math>D</math> and <math>E</math> are on segments <math>AB</math> and <math>AC</mat ...that the triangle B"FB is isosceles. Construct an isosceles triangle FHG. Mark the distance of AB" along AC' at C". (From here, a circle can be constructe
  4 KB (792 words) - 01:44, 19 November 2023
• 2008 iTest Problems/Problem 56
  ...take a nap. She falls asleep and dreams of walking around a <math>2-\text{D}</math> coordinate grid, looking for a wormhole that she believes will tran ...at number didn't change as she pushed the button. She puts her hat down to mark her position, then wanders around a bit. The tricorder shows her two readin
  7 KB (1,092 words) - 19:05, 17 December 2021
• 1973 AHSME Problems/Problem 15
  \textbf{(D)}\ 3 \sec \frac12 \theta \qquad Draw the perpendicular bisectors of <math>OA</math> and <math>OB</math> and mark the intersection as point <math>C</math>, and draw a line from <math>C</mat
  2 KB (306 words) - 14:00, 20 February 2020
• Mock AMC 10B Problems
  ...\textbf{(A)}\ 10\qquad\textbf{(B)}\ 15\qquad\textbf{(C)}\ 20\qquad\textbf{(D)}\ 25\qquad\textbf{(E)}\ 30</math> ...xtbf{(A)}\ 5 \qquad\textbf{(B)}\ 10 \qquad\textbf{(C)}\ 15 \qquad\textbf{(D)}\ 20 \qquad\textbf{(E)}\ 35</math>
  13 KB (2,059 words) - 02:59, 21 January 2021
• 2005 Indonesia MO Problems/Problem 7
  ...es of <math>C</math> be <math>(-2c,0)</math>, and the coordinates of <math>D</math> be <math>(2d_1, -2d_2)</math>, where all variables are rational and pair A=(8,0), B=(2,8), C=(-6,0), D=(-4,-4);
  5 KB (959 words) - 20:57, 12 October 2019

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