User contributions
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- 16:09, 25 December 2012 (diff | hist) . . (+207) . . 2009 AMC 8 Problems
- 16:08, 25 December 2012 (diff | hist) . . (+207) . . 2008 AMC 8 Problems
- 16:08, 25 December 2012 (diff | hist) . . (+146) . . 2007 AMC 8 Problems (→See also)
- 16:07, 25 December 2012 (diff | hist) . . (+206) . . 2006 AMC 8 Problems
- 04:20, 25 December 2012 (diff | hist) . . (+475) . . 2008 AMC 8 Problems/Problem 25
- 04:14, 25 December 2012 (diff | hist) . . (+425) . . 2008 AMC 8 Problems/Problem 24
- 04:07, 25 December 2012 (diff | hist) . . (+820) . . 2008 AMC 8 Problems/Problem 23
- 03:59, 25 December 2012 (diff | hist) . . (+20) . . 2008 AMC 8 Problems/Problem 22 (→Solution)
- 03:56, 25 December 2012 (diff | hist) . . (+363) . . 2008 AMC 8 Problems/Problem 21
- 03:53, 25 December 2012 (diff | hist) . . (+429) . . 2008 AMC 8 Problems/Problem 20
- 03:49, 25 December 2012 (diff | hist) . . (+247) . . 2008 AMC 8 Problems/Problem 19
- 03:45, 25 December 2012 (diff | hist) . . (+413) . . 2008 AMC 8 Problems/Problem 17
- 03:42, 25 December 2012 (diff | hist) . . (+256) . . 2008 AMC 8 Problems/Problem 16
- 03:40, 25 December 2012 (diff | hist) . . (+458) . . 2008 AMC 8 Problems/Problem 15
- 03:38, 25 December 2012 (diff | hist) . . (+295) . . 2008 AMC 8 Problems/Problem 14
- 23:20, 24 December 2012 (diff | hist) . . (+1) . . m 2008 AMC 8 Problems/Problem 13 (→Solution)
- 23:20, 24 December 2012 (diff | hist) . . (+222) . . 2008 AMC 8 Problems/Problem 13
- 23:17, 24 December 2012 (diff | hist) . . (+398) . . 2008 AMC 8 Problems/Problem 12
- 23:13, 24 December 2012 (diff | hist) . . (+200) . . 2008 AMC 8 Problems/Problem 11
- 23:10, 24 December 2012 (diff | hist) . . (+166) . . 2008 AMC 8 Problems/Problem 10
- 23:08, 24 December 2012 (diff | hist) . . (+330) . . 2008 AMC 8 Problems/Problem 9
- 23:05, 24 December 2012 (diff | hist) . . (+186) . . 2008 AMC 8 Problems/Problem 8
- 23:03, 24 December 2012 (diff | hist) . . (+242) . . 2008 AMC 8 Problems/Problem 7
- 23:02, 24 December 2012 (diff | hist) . . (+192) . . 2008 AMC 8 Problems/Problem 6
- 22:59, 24 December 2012 (diff | hist) . . (+170) . . 2008 AMC 8 Problems/Problem 5
- 22:58, 24 December 2012 (diff | hist) . . (+238) . . 2008 AMC 8 Problems/Problem 4
- 22:54, 24 December 2012 (diff | hist) . . (+1,133) . . 2008 AMC 8 Problems (solution links)
- 22:51, 24 December 2012 (diff | hist) . . (+17) . . 2008 AMC 8 Problems/Problem 1 (→Problem)
- 21:02, 24 December 2012 (diff | hist) . . (+1) . . m 2007 AMC 8 Problems/Problem 8 (→Solution)
- 20:59, 24 December 2012 (diff | hist) . . (+3) . . 2007 AMC 8 Problems
- 20:55, 24 December 2012 (diff | hist) . . (+1,331) . . 2007 AMC 8
- 20:29, 24 December 2012 (diff | hist) . . (-4) . . m 2006 AMC 8 Problems/Problem 25 (→Problem 25)
- 20:27, 24 December 2012 (diff | hist) . . (+287) . . 2006 AMC 8 Problems/Problem 23
- 20:27, 24 December 2012 (diff | hist) . . (+13) . . m 2006 AMC 8 Problems/Problem 24
- 20:18, 24 December 2012 (diff | hist) . . (+961) . . 2006 AMC 8 Problems/Problem 22
- 20:15, 24 December 2012 (diff | hist) . . (+21) . . 2006 AMC 8 Problems/Problem 21
- 20:14, 24 December 2012 (diff | hist) . . (+23) . . 2006 AMC 8 Problems/Problem 20
- 20:14, 24 December 2012 (diff | hist) . . (+13) . . m 2006 AMC 8 Problems/Problem 19
- 20:13, 24 December 2012 (diff | hist) . . (+38) . . 2006 AMC 8 Problems/Problem 18
- 20:09, 24 December 2012 (diff | hist) . . (+23) . . 2006 AMC 8 Problems/Problem 17
- 20:08, 24 December 2012 (diff | hist) . . (+17) . . 2006 AMC 8 Problems/Problem 16
- 20:05, 24 December 2012 (diff | hist) . . (+30) . . 2006 AMC 8 Problems/Problem 15
- 20:04, 24 December 2012 (diff | hist) . . (+13) . . m 2006 AMC 8 Problems/Problem 14
- 20:03, 24 December 2012 (diff | hist) . . (+13) . . m 2006 AMC 8 Problems/Problem 13
- 20:02, 24 December 2012 (diff | hist) . . (+13) . . m 2006 AMC 8 Problems/Problem 12
- 20:01, 24 December 2012 (diff | hist) . . (+13) . . m 2006 AMC 8 Problems/Problem 11
- 20:00, 24 December 2012 (diff | hist) . . (+13) . . m 2006 AMC 8 Problems/Problem 10
- 20:00, 24 December 2012 (diff | hist) . . (+13) . . 2006 AMC 8 Problems/Problem 9
- 19:59, 24 December 2012 (diff | hist) . . (+13) . . m 2006 AMC 8 Problems/Problem 8
- 19:55, 24 December 2012 (diff | hist) . . (+13) . . m 2006 AMC 8 Problems/Problem 7
- 19:53, 24 December 2012 (diff | hist) . . (+13) . . m 2006 AMC 8 Problems/Problem 6
- 19:53, 24 December 2012 (diff | hist) . . (+365) . . 2006 AMC 8 Problems/Problem 5 (→Solution)
- 19:46, 24 December 2012 (diff | hist) . . (+911) . . N 2005 AMC 8 Problems/Problem 24 (Created page with "==Problem== A certain calculator has only two keys [+1] and [x2]. When you press one of the keys, the calculator automatically displays the result. For instance, if the calculat...")
- 19:43, 24 December 2012 (diff | hist) . . (+1,238) . . N 2005 AMC 8 Problems/Problem 23 (Created page with "==Problem== Isosceles right triangle <math> ABC</math> encloses a semicircle of area <math> 2\pi</math>. The circle has its center <math> O</math> on hypotenuse <math> \overline{...")
- 19:40, 24 December 2012 (diff | hist) . . (+1,054) . . N 2005 AMC 8 Problems/Problem 22 (Created page with "==Problem== A company sells detergent in three different sized boxes: small (S), medium (M) and large (L). The medium size costs 50% more than the small size and contains 20% les...")
- 19:13, 24 December 2012 (diff | hist) . . (+551) . . N 2005 AMC 8 Problems/Problem 21 (Created page with "==Problem== How many distinct triangles can be drawn using three of the dots below as vertices? <asy>dot(origin^^(1,0)^^(2,0)^^(0,1)^^(1,1)^^(2,1));</asy> <math> \textbf{(A)}\ ...")
- 19:09, 24 December 2012 (diff | hist) . . (+1,052) . . N 2005 AMC 8 Problems/Problem 20 (Created page with "==Problem== Alice and Bob play a game involving a circle whose circumference is divided by 12 equally-spaced points. The points are numbered clockwise, from 1 to 12. Both start o...")
- 19:00, 24 December 2012 (diff | hist) . . (+1,086) . . N 2005 AMC 8 Problems/Problem 19 (Created page with "==Problem== What is the perimeter of trapezoid <math> ABCD</math>? <asy>size(3inch, 1.5inch); pair a=(0,0), b=(18,24), c=(68,24), d=(75,0), f=(68,0), e=(18,0); draw(a--b--c--d--...")
- 18:45, 24 December 2012 (diff | hist) . . (+709) . . N 2005 AMC 8 Problems/Problem 18 (Created page with "==Problem== How many three-digit numbers are divisible by 13? <math> \textbf{(A)}\ 7\qquad\textbf{(B)}\ 67\qquad\textbf{(C)}\ 69\qquad\textbf{(D)}\ 76\qquad\textbf{(E)}\ 77</mat...")
- 18:41, 24 December 2012 (diff | hist) . . (+1,224) . . N 2005 AMC 8 Problems/Problem 17 (Created page with "==Problem== The results of a cross-country team's training run are graphed below. Which student has the greatest average speed? <asy> for ( int i = 1; i <= 7; ++i ) { draw((i...")
- 18:39, 24 December 2012 (diff | hist) . . (+770) . . N 2005 AMC 8 Problems/Problem 16 (Created page with "==Problem== A five-legged Martian has a drawer full of socks, each of which is red, white or blue, and there are at least five socks of each color. The Martian pulls out one sock...")
- 18:37, 24 December 2012 (diff | hist) . . (+872) . . N 2005 AMC 8 Problems/Problem 15 (Created page with "==Problem== How many different isosceles triangles have integer side lengths and perimeter 23? <math> \textbf{(A)}\ 2\qquad\textbf{(B)}\ 4\qquad\textbf{(C)}\ 6\qquad\textbf{(D)}...")
- 18:25, 24 December 2012 (diff | hist) . . (+815) . . N 2005 AMC 8 Problems/Problem 14 (Created page with "==Problem== The Little Twelve Basketball Conference has two divisions, with six teams in each division. Each team plays each of the other teams in its own division twice and ever...")
- 18:21, 24 December 2012 (diff | hist) . . (+1,418) . . N 2005 AMC 8 Problems/Problem 13 (Created page with "==Problem== The area of polygon <math> ABCDEF</math> is 52 with <math> AB\equal{}8</math>, <math> BC\equal{}9</math> and <math> FA\equal{}5</math>. What is <math> DE\plus{}EF</ma...")
- 18:14, 24 December 2012 (diff | hist) . . (+749) . . N 2005 AMC 8 Problems/Problem 12 (Created page with "==Problem== Big Al, the ape, ate 100 bananas from May 1 through May 5. Each day he ate six more bananas than on the previous day. How many bananas did Big Al eat on May 5? <math...")
- 18:09, 24 December 2012 (diff | hist) . . (+982) . . N 2005 AMC 8 Problems/Problem 11 (Created page with "==Problem== The sales tax rate in Bergville is 6%. During a sale at the Bergville Coat Closet, the price of a coat is discounted 20% from its $90.00 price. Two clerks, Jack a...")
- 17:44, 24 December 2012 (diff | hist) . . (+922) . . N 2005 AMC 8 Problems/Problem 10 (Created page with "==Problem== Joe had walked half way from home to school when he realized he was late. He ran the rest of the way to school. He ran 3 times as fast as he walked. Joe took 6 minute...")
- 17:38, 24 December 2012 (diff | hist) . . (+1,311) . . N 2005 AMC 8 Problems/Problem 9 (Created page with "==Problem== In quadrilateral <math> ABCD</math>, sides <math> \overline{AB}</math> and <math> \overline{BC}</math> both have length 10, sides <math> \overline{CD}</math> and <mat...")
- 17:29, 24 December 2012 (diff | hist) . . (+548) . . N 2005 AMC 8 Problems/Problem 8 (Created page with "==Problem== Suppose m and n are positive odd integers. Which of the following must also be an odd integer? <math> \textbf{(A)}\ m+3n\qquad\textbf{(B)}\ 3m-n\qquad\textbf{(C)}\ 3...")
- 17:27, 24 December 2012 (diff | hist) . . (+970) . . N 2005 AMC 8 Problems/Problem 7 (Created page with "==Problem== Bill walks <math>\tfrac12</math> mile south, then <math>\tfrac34</math> mile east, and finally <math>\tfrac12</math> mile south. How many miles is he, in a direct lin...")
- 17:16, 24 December 2012 (diff | hist) . . (+503) . . N 2005 AMC 8 Problems/Problem 6 (Created page with "==Problem == Suppose <math>d</math> is a digit. For how many values of <math>d</math> is <math>2.00d5 > 2.005</math>? <math> \textbf{(A)}\ 0\qquad\textbf{(B)}\ 4\qquad\textbf{(C...")
- 17:14, 24 December 2012 (diff | hist) . . (+157) . . 2005 AMC 8 Problems/Problem 5
- 17:12, 24 December 2012 (diff | hist) . . (+674) . . N 2005 AMC 8 Problems/Problem 4 (Created page with "==Problem== A square and a triangle have equal perimeters. The lengths of the three sides of the triangle are 6.1 cm, 8.2 cm and 9.7 cm. What is the area of the square in square ...")
- 17:09, 24 December 2012 (diff | hist) . . (+1,026) . . N 2005 AMC 8 Problems/Problem 3 (Created page with "==Problem== What is the minimum number of small squares that must be colored black so that a line of symmetry lies on the diagonal <math> \overline{BD}</math> of square <math> AB...")
- 17:07, 24 December 2012 (diff | hist) . . (+654) . . N 2005 AMC 8 Problems/Problem 2 (Created page with "==Problem== Karl bought five folders from Pay-A-Lot at a cost of <math> \textdollar 2.50 </math> each. Pay-A-Lot had a 20%-off sale the following day. How much could Karl have s...")
- 17:04, 24 December 2012 (diff | hist) . . (+50) . . 2005 AMC 8 Problems/Problem 1
- 17:00, 24 December 2012 (diff | hist) . . (+844) . . 2005 AMC 8 Problems (added solution links)
- 17:00, 24 December 2012 (diff | hist) . . (+1,167) . . N 2005 AMC 8 Problems/Problem 25 (Created page with "==Problem== A square with side length 2 and a circle share the same center. The total area of the regions that are inside the circle and outside the square is equal to the total ...")
- 16:53, 24 December 2012 (diff | hist) . . (+1,331) . . 2005 AMC 8
- 16:49, 24 December 2012 (diff | hist) . . (+207) . . 2004 AMC 8 Problems
- 16:48, 24 December 2012 (diff | hist) . . (+390) . . 2004 AMC 8 Problems (→Problem 23)
- 16:48, 24 December 2012 (diff | hist) . . (+191) . . 2004 AMC 8 Problems/Problem 23 (→Problem)
- 16:45, 24 December 2012 (diff | hist) . . (+893) . . N 2004 AMC 8 Problems/Problem 23 (Created page with "==Problem== Tess runs counterclockwise around rectangular block <math>JKLM</math>. She lives at corner <math>J</math>. Which graph could represent her straight-line distance from...")
- 16:45, 24 December 2012 (diff | hist) . . (+28) . . N File:AMC8200423.gif (AMC8 2004 #23 answer choices) (current)
- 16:43, 24 December 2012 (diff | hist) . . (+482) . . 2004 AMC 8 Problems (→Problem 15)
- 16:43, 24 December 2012 (diff | hist) . . (+868) . . N 2004 AMC 8 Problems/Problem 15 (Created page with "==Problem== Thirteen black and six white hexagonal tiles were used to create the figure below. If a new figures is created by attaching a border of white tiles with the same size...")
- 16:42, 24 December 2012 (diff | hist) . . (+21) . . N File:AMC8200415.gif (AMC8 2004 #15 Diagram) (current)
- 16:19, 24 December 2012 (diff | hist) . . (+426) . . 2004 AMC 8 Problems (→Problem 19)
- 16:19, 24 December 2012 (diff | hist) . . (+889) . . N 2004 AMC 8 Problems/Problem 19 (Created page with "==Problem== A whole number larger than <math>2</math> leaves a remainder of <math>2</math> when divided by each of the numbers <math>3, 4, 5,</math> and <math>6</math>. The small...")
- 16:11, 24 December 2012 (diff | hist) . . (+761) . . 2004 AMC 8 Problems (→Problem 21)
- 16:11, 24 December 2012 (diff | hist) . . (+1,316) . . N 2004 AMC 8 Problems/Problem 21 (Created page with "==Problem== Spinners <math>A</math> and <math>B</math> are spun. On each spinner, the arrow is equally likely to land on each number. What is the probability that the product of ...")
- 16:02, 24 December 2012 (diff | hist) . . (+600) . . 2004 AMC 8 Problems (→Problem 25)
- 16:02, 24 December 2012 (diff | hist) . . (+1,524) . . N 2004 AMC 8 Problems/Problem 25 (Created page with "==Problem== Two <math>4 \times 4</math> squares intersect at right angles, bisecting their intersecting sides, as shown. The circle's diameter is the segment between the two poin...")
- 15:49, 24 December 2012 (diff | hist) . . (+1,009) . . 2004 AMC 8 Problems (→Problem 24)
- 15:49, 24 December 2012 (diff | hist) . . (+1,786) . . 2004 AMC 8 Problems/Problem 24
- 15:15, 24 December 2012 (diff | hist) . . (+696) . . N 2004 AMC 8 Problems/Problem 17 (Created page with "==Problem== Three friends have a total of <math>6</math> identical pencils, and each one has at least one pencil. In how many ways can this happen? <math>\textbf{(A)}\ 1\qquad \...")
- 15:04, 24 December 2012 (diff | hist) . . (+257) . . 2004 AMC 8 Problems (→Problem 17)
- 15:03, 24 December 2012 (diff | hist) . . (+932) . . N 2004 AMC 8 Problems/Problem 14 (Created page with "==Problem== What is the area enclosed by the geoboard quadrilateral below? <asy> unitsize(3mm); defaultpen(linewidth(.8pt)); dotfactor=2; for(int a=0; a<=10; ++a) for(int b=0; ...")
- 14:56, 24 December 2012 (diff | hist) . . (+389) . . 2004 AMC 8 Problems (→Problem 14)
- 14:44, 24 December 2012 (diff | hist) . . (+2,071) . . 2004 AMC 8 Problems (added problems without diagrams)
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