User contributions
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- 21:30, 31 January 2021 (diff | hist) . . (+788) . . N 1985 AJHSME Problem 22 (Created page with "== Problem == Assume every 7-digit whole number is a possible telephone number except those that begin with <math>0</math> or <math>1</math>. What fraction of telephone numb...") (current)
- 21:10, 31 January 2021 (diff | hist) . . (+931) . . N 1985 AJHSME Problem 25 (Created page with "== Problem == Five cards are lying on a table as shown. <cmath>\begin{matrix} & \qquad & \boxed{\tt{P}} & \qquad & \boxed{\tt{Q}} \\ \\ \boxed{\tt{3}} & \qquad & \boxed{\tt...")
- 21:05, 31 January 2021 (diff | hist) . . (+577) . . N 1985 AJHSME Problem 23 (Created page with "== Problem == King Middle School has <math>1200</math> students. Each pupil takes <math>5</math> classes a day. Each teacher teaches <math>4</math> classes. Each class has...") (current)
- 20:56, 31 January 2021 (diff | hist) . . (+1,094) . . N 1985 AJHSME Problem 24 (Created page with "== Problem == In a magic triangle, each of the six whole numbers <math>10-15</math> is placed in one of the circles so that the sum, <math>S</math>, of the three numbers on ea...")
- 20:54, 31 January 2021 (diff | hist) . . (+536) . . N 1985 AJHSME Problem 14 (Created page with "== Problem == The difference between a <math>6.5\% </math> sales tax and a <math>6\% </math> sales tax on an item priced at <math>\$20</math> before tax is <math>\text{(A)}</...")
- 20:53, 31 January 2021 (diff | hist) . . (+635) . . N 1985 AJHSME Problem 13 (Created page with "== Problem == If you walk for <math>45</math> minutes at a rate of <math>4 \text{ mph}</math> and then run for <math>30</math> minutes at a rate of <math>10\text{ mph,}</math...")
- 20:52, 31 January 2021 (diff | hist) . . (+651) . . N 1985 AJHSME Problem 12 (Created page with "== Problem 12 == A square and a triangle have equal perimeters. The lengths of the three sides of the triangle are <math>6.2 \text{ cm}</math>, <math>8.3 \text{ cm}</math> a...")
- 20:50, 31 January 2021 (diff | hist) . . (+952) . . N 1985 AJHSME Problem 11 (Created page with "== Problem == A piece of paper containing six joined squares labeled as shown in the diagram is folded along the edges of the squares to form a cube. The label of the face o...")
- 20:49, 31 January 2021 (diff | hist) . . (+701) . . N 1985 AJHSME Problem 10 (Created page with "== Problem == The fraction halfway between <math>\frac{1}{5}</math> and <math>\frac{1}{3}</math> (on the number line) is <asy> unitsize(12); draw((-1,0)--(20,0),EndArrow); d...") (current)
- 20:47, 31 January 2021 (diff | hist) . . (+644) . . 1985 AJHSME Problems
- 20:43, 31 January 2021 (diff | hist) . . (-209) . . 1984 AJHSME Problem 9 (→Solution) (Tag: Blanking)
- 20:43, 31 January 2021 (diff | hist) . . (-327) . . 1984 AJHSME Problem 9 (→Problem)
- 20:43, 31 January 2021 (diff | hist) . . (+536) . . N 1985 AJHSME Problem 9 (Created page with "== Problem == The product of the 9 factors <math>\Big(1 - \frac12\Big)\Big(1 - \frac13\Big)\Big(1 - \frac14\Big)\cdots\Big(1 - \frac {1}{10}\Big) =</math> <math>\text{(A)}\ \...")
- 20:42, 31 January 2021 (diff | hist) . . (0) . . m 1985 AJHSME Problems (→Problem 9)
- 20:41, 31 January 2021 (diff | hist) . . (+536) . . N 1984 AJHSME Problem 9 (Created page with "== Problem == The product of the 9 factors <math>\Big(1 - \frac12\Big)\Big(1 - \frac13\Big)\Big(1 - \frac14\Big)\cdots\Big(1 - \frac {1}{10}\Big) =</math> <math>\text{(A)}\ \...")
- 20:40, 31 January 2021 (diff | hist) . . (+38) . . 1985 AJHSME Problems (→Problem 9)
- 20:39, 31 January 2021 (diff | hist) . . (+513) . . N 1985 AJHSME Problem 8 (Created page with "== Problem == If <math>a = - 2</math>, the largest number in the set <math> - 3a, 4a, \frac {24}{a}, a^2, 1</math> is <math>\text{(A)}\ -3a \qquad \text{(B)}\ 4a \qquad \tex...")
- 20:38, 31 January 2021 (diff | hist) . . (+38) . . 1985 AJHSME Problems (→Problem 8)
- 20:38, 31 January 2021 (diff | hist) . . (+1,059) . . N 1985 AJHSME Problem 7 (Created page with "== Problem == A "stair-step" figure is made of alternating black and white squares in each row. Rows <math>1</math> through <math>4</math> are shown. All rows begin and end w...")
- 20:36, 31 January 2021 (diff | hist) . . (+38) . . 1985 AJHSME Problems (→Problem 7)
- 20:36, 31 January 2021 (diff | hist) . . (+5) . . 1985 AJHSME Problem 6 (→Solution)
- 20:35, 31 January 2021 (diff | hist) . . (+454) . . N 1985 AJHSME Problem 6 (Created page with "== Problem == A stack of paper containing <math>500</math> sheets is <math>5</math> cm thick. Approximately how many sheets of this type of paper would there be in a stack <m...")
- 20:34, 31 January 2021 (diff | hist) . . (+38) . . 1985 AJHSME Problems (→Problem 6)
- 20:16, 31 January 2021 (diff | hist) . . (+1,232) . . N 1985 AJHSME Problem 5 (Created page with "== Problem == <asy> unitsize(13); draw((0,0)--(20,0)); draw((0,0)--(0,15)); draw((0,3)--(-1,3)); draw((0,6)--(-1,6)); draw((0,9)--(-1,9)); draw((0,12)--(-1,12)); draw((0,15)-...")
- 20:13, 31 January 2021 (diff | hist) . . (+38) . . 1985 AJHSME Problems (→Problem 5)
- 19:12, 31 January 2021 (diff | hist) . . (+285) . . N 1985 AJHSME Problem 3 (Created page with "== Problem== <math>\frac{10^7}{5\times 10^4}=</math> <math>\text{(A)}\ .002 \qquad \text{(B)}\ .2 \qquad \text{(C)}\ 20 \qquad \text{(D)}\ 200 \qquad \text{(E)}\ 2000</math...") (current)
- 18:55, 31 January 2021 (diff | hist) . . (+38) . . 1985 AJHSME Problems (→Problem 3)
- 18:54, 31 January 2021 (diff | hist) . . (+709) . . N 1985 AJHSME Problem 4 (Created page with "== Problem == The area of polygon <math>ABCDEF</math>, in square units, is <math>\text{(A)}\ 24 \qquad \text{(B)}\ 30 \qquad \text{(C)}\ 46 \qquad \text{(D)}\ 66 \qquad \tex...") (current)
- 18:53, 31 January 2021 (diff | hist) . . (+38) . . 1985 AJHSME Problems (→Problem 4)
- 18:52, 31 January 2021 (diff | hist) . . (+825) . . N 1985 AJHSME Problem 2 (Created page with "==Problem== <math>90+91+92+93+94+95+96+97+98+99=</math> <math>\text{(A)}\ 845 \qquad \text{(B)}\ 945 \qquad \text{(C)}\ 1005 \qquad \text{(D)}\ 1025 \qquad \text{(E)}\ 1045<...")
- 18:49, 31 January 2021 (diff | hist) . . (+38) . . 1985 AJHSME Problems (→Problem 2)
- 18:20, 31 January 2021 (diff | hist) . . (+482) . . N 1985 AJHSME Problem 1 (Created page with "==Problem== <math>\frac{3\times 5}{9\times 11}\times \frac{7\times 9\times 11}{3\times 5\times 7}=</math> <cmath>\text{(A)}\ 1 \qquad \text{(B)}\ 0 \qquad \text{(C)}\ 49 \qq...")
- 18:19, 31 January 2021 (diff | hist) . . (+38) . . 1985 AJHSME Problems (→Problem 1)
- 16:53, 29 January 2021 (diff | hist) . . (+37) . . User:Coolmath34 (→Wiki Contributions)
- 16:51, 29 January 2021 (diff | hist) . . (-29) . . User:Coolmath34 (→About Me)
- 16:51, 29 January 2021 (diff | hist) . . (+318) . . User:Coolmath34 (→Wiki Contributions)
- 16:49, 29 January 2021 (diff | hist) . . (+179) . . User:Coolmath34 (→About Me)
- 16:45, 29 January 2021 (diff | hist) . . (+532) . . N 1998 CEMC Gauss (Grade 7) Problems/Problem 20 (Created page with "== Problem == Each of the 12 edges of a cube is coloured either red or green. Every face of the cube has at least one red edge. What is the smallest number of red edges? <ma...") (current)
- 16:43, 29 January 2021 (diff | hist) . . (+162) . . 1998 CEMC Gauss (Grade 7) Problems (→Problem 20) (current)
- 16:42, 29 January 2021 (diff | hist) . . (+535) . . N 1998 CEMC Gauss (Grade 7) Problems/Problem 19 (Created page with "== Problem == Juan and Mary play a two-person game in which the winner gains 2 points and the loser loses 1 point. If Juan won exactly 3 games and Mary had a final score of 5...") (current)
- 16:38, 29 January 2021 (diff | hist) . . (+205) . . 1998 CEMC Gauss (Grade 7) Problems (→Problem 19)
- 16:36, 29 January 2021 (diff | hist) . . (+698) . . N 1998 CEMC Gauss (Grade 7) Problems/Problem 18 (Created page with "== Problem == The letters of the word ‘GAUSS’ and the digits in the number ‘1998’ are each cycled separately and then numbered as shown: <cmath>1. \quad AUSSG \qquad...") (current)
- 16:33, 29 January 2021 (diff | hist) . . (+350) . . 1998 CEMC Gauss (Grade 7) Problems (→Problem 18)
- 16:27, 29 January 2021 (diff | hist) . . (+559) . . N 1998 CEMC Gauss (Grade 7) Problems/Problem 17 (Created page with "== Problem == Claire takes a square piece of paper and folds it in half four times without unfolding, making an isosceles right triangle each time. After unfolding the paper t...") (current)
- 16:25, 29 January 2021 (diff | hist) . . (-2) . . 1998 CEMC Gauss (Grade 7) Problems (→Part A: Each correct answer is worth 5 points)
- 16:24, 29 January 2021 (diff | hist) . . (+130) . . 1998 CEMC Gauss (Grade 7) Problems (→Part A: Each correct answer is worth 5 points)
- 16:22, 29 January 2021 (diff | hist) . . (+259) . . 1998 CEMC Gauss (Grade 7) Problems (→Problem 17)
- 16:18, 29 January 2021 (diff | hist) . . (+622) . . N 1998 CEMC Gauss (Grade 7) Problems/Problem 16 (Created page with "== Problem == Each of the digits 3, 5, 6, 7, and 8 is placed one to a box in the diagram. If the two digit number is subtracted from the three digit number, what is the smalle...")
- 16:16, 29 January 2021 (diff | hist) . . (+315) . . 1998 CEMC Gauss (Grade 7) Problems (→Problem 16)
- 16:05, 29 January 2021 (diff | hist) . . (+736) . . N 1998 CEMC Gauss (Grade 7) Problems/Problem 24 (Created page with "== Problem == On a large piece of paper, Dana creates a “rectangular spiral” by drawing line segments of lengths, in cm, of 1, 1, 2, 2, 3, 3, 4, 4, ... as shown. Dana’s...") (current)
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