User contributions
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- 11:05, 21 November 2018 (diff | hist) . . (+58) . . 2018 AMC 8 Problems/Problem 19 (→Problem 19)
- 11:05, 21 November 2018 (diff | hist) . . (+58) . . 2018 AMC 8 Problems/Problem 18 (→Problem 18)
- 11:04, 21 November 2018 (diff | hist) . . (+58) . . 2018 AMC 8 Problems/Problem 17 (→Problem 17)
- 11:03, 21 November 2018 (diff | hist) . . (+57) . . 2018 AMC 8 Problems/Problem 16 (→Problem 16)
- 11:02, 21 November 2018 (diff | hist) . . (+57) . . 2018 AMC 8 Problems/Problem 15
- 11:01, 21 November 2018 (diff | hist) . . (+42) . . 2018 AMC 8 Problems/Problem 14 (→Problem 14)
- 11:00, 21 November 2018 (diff | hist) . . (+41) . . 2018 AMC 8 Problems/Problem 13 (→Problem 13)
- 11:00, 21 November 2018 (diff | hist) . . (+41) . . 2018 AMC 8 Problems/Problem 12 (→Problem 12)
- 11:00, 21 November 2018 (diff | hist) . . (+41) . . 2018 AMC 8 Problems/Problem 11 (→Problem 11)
- 10:58, 21 November 2018 (diff | hist) . . (+40) . . 2018 AMC 8 Problems/Problem 10 (→Problem 10)
- 10:58, 21 November 2018 (diff | hist) . . (+40) . . 2018 AMC 8 Problems/Problem 9 (→Problem 9)
- 10:58, 21 November 2018 (diff | hist) . . (0) . . 2018 AMC 8 Problems/Problem 8 (→Problem 8)
- 10:58, 21 November 2018 (diff | hist) . . (+39) . . 2018 AMC 8 Problems/Problem 8 (→Problem 8)
- 10:57, 21 November 2018 (diff | hist) . . (+39) . . 2018 AMC 8 Problems/Problem 7 (→Problem 7)
- 10:57, 21 November 2018 (diff | hist) . . (+39) . . 2018 AMC 8 Problems/Problem 6 (→Problem 6)
- 10:56, 21 November 2018 (diff | hist) . . (+39) . . 2018 AMC 8 Problems/Problem 5 (→Problem 5)
- 10:55, 21 November 2018 (diff | hist) . . (+59) . . 2018 AMC 8 Problems
- 10:52, 21 November 2018 (diff | hist) . . (+1) . . 2018 AMC 8 Problems (→Problem 1)
- 10:52, 21 November 2018 (diff | hist) . . (+3) . . 2018 AMC 8 Problems (→Problem 1)
- 10:51, 21 November 2018 (diff | hist) . . (-3) . . 2018 AMC 8 Problems (→Problem 1)
- 10:51, 21 November 2018 (diff | hist) . . (+2) . . 2018 AMC 8 Problems (→Problem 1)
- 10:51, 21 November 2018 (diff | hist) . . (+1,018) . . 2018 AMC 8 Problems
- 09:59, 21 November 2018 (diff | hist) . . (-15) . . 2018 AMC 8 Problems
- 09:55, 21 November 2018 (diff | hist) . . (+219) . . N 2018 AMC 8 Problems/Problem 25 (Created page with "==Problem 25== How many perfect cubes lie between <math>2^8+1</math> and <math>2^{18}+1</math>, inclusive? <math>\textbf{(A) }4\qquad\textbf{(B) }9\qquad\textbf{(C) }10\qquad...")
- 09:54, 21 November 2018 (diff | hist) . . (+1,155) . . N 2018 AMC 8 Problems/Problem 24 (Created page with "==Problem 24== In the cube <math>ABCDEFGH</math> with opposite vertices <math>C</math> and <math>E,</math> <math>J</math> and <math>I</math> are the midpoints of edges <math>\...")
- 09:54, 21 November 2018 (diff | hist) . . (+609) . . N 2018 AMC 8 Problems/Problem 23 (Created page with "==Problem 23== From a regular octagon, a triangle is formed by connecting three randomly chosen vertices of the octagon. What is the probability that at least one of the sides...")
- 09:54, 21 November 2018 (diff | hist) . . (+684) . . N 2018 AMC 8 Problems/Problem 22 (Created page with "==Problem 22== Point <math>E</math> is the midpoint of side <math>\overline{CD}</math> in square <math>ABCD,</math> and <math>\overline{BE}</math> meets diagonal <math>\overli...")
- 09:54, 21 November 2018 (diff | hist) . . (+110) . . 2018 AMC 8 Problems/Problem 21
- 09:53, 21 November 2018 (diff | hist) . . (+171) . . N 2018 AMC 8 Problems/Problem 21 (Created page with "==Problem 21== How many positive three-digit integers have a remainder of 2 when divided by 6, a remainder of 5 when divided by 9, and a remainder of 7 when divided by 11?")
- 09:53, 21 November 2018 (diff | hist) . . (+1,027) . . N 2018 AMC 8 Problems/Problem 20 (Created page with "==Problem 20== In <math>\triangle ABC,</math> a point <math>E</math> is on <math>\overline{AB}</math> with <math>AE=1</math> and <math>EB=2.</math> Point <math>D</math> is on...")
- 09:53, 21 November 2018 (diff | hist) . . (+1,011) . . N 2018 AMC 8 Problems/Problem 19 (Created page with "==Problem 19== In a sign pyramid a cell gets a "+" if the two cells below it have the same sign, and it gets a "-" if the two cells below it have different signs. The diagram...")
- 09:53, 21 November 2018 (diff | hist) . . (+184) . . N 2018 AMC 8 Problems/Problem 18 (Created page with "==Problem 18== How many positive factors does <math>23,232</math> have? <math>\textbf{(A) }9\qquad\textbf{(B) }12\qquad\textbf{(C) }28\qquad\textbf{(D) }36\qquad\textbf{(E) }...")
- 09:53, 21 November 2018 (diff | hist) . . (+123) . . 2018 AMC 8 Problems/Problem 17
- 09:52, 21 November 2018 (diff | hist) . . (+457) . . N 2018 AMC 8 Problems/Problem 17 (Created page with "==Problem 17== Bella begins to walk from her house toward her friend Ella's house. At the same time, Ella begins to ride her bicycle toward Bella's house. They each maintain a...")
- 09:52, 21 November 2018 (diff | hist) . . (+401) . . N 2018 AMC 8 Problems/Problem 16 (Created page with "==Problem 16== Professor Chang has nine different language books lined up on a bookshelf: two Arabic, three German, and four Spanish. How many ways are there to arrange the ni...")
- 09:51, 21 November 2018 (diff | hist) . . (+578) . . N 2018 AMC 8 Problems/Problem 15 (Created page with "==Problem 15== In the diagram below, a diameter of each of the two smaller circles is a radius of the larger circle. If the two smaller circles have a combined area of <math>1...")
- 09:51, 21 November 2018 (diff | hist) . . (+279) . . N 2018 AMC 8 Problems/Problem 14 (Created page with "==Problem 14== Let <math>N</math> be the greatest five-digit number whose digits have a product of <math>120</math>. What is the sum of the digits of <math>N</math>? <math>\t...")
- 09:51, 21 November 2018 (diff | hist) . . (+476) . . N 2018 AMC 8 Problems/Problem 13 (Created page with "==Problem 13== Laila took five math tests, each worth a maximum of 100 points. Laila's score on each test was an integer between 0 and 100, inclusive. Laila received the same...")
- 09:51, 21 November 2018 (diff | hist) . . (+513) . . N 2018 AMC 8 Problems/Problem 12 (Created page with "==Problem 12== The clock in Sri's car, which is not accurate, gains time at a constant rate. One day as he begins shopping he notes that his car clock and his watch (which is...")
- 09:51, 21 November 2018 (diff | hist) . . (+567) . . N 2018 AMC 8 Problems/Problem 11 (Created page with "==Problem 11== Abby, Bridget, and four of their classmates will be seated in two rows of three for a group picture, as shown. \begin{eqnarray*} \text{X}&\quad\text{X}\quad&\te...")
- 09:48, 21 November 2018 (diff | hist) . . (+340) . . N 2018 AMC 8 Problems/Problem 10 (Created page with "==Problem 10== The [i]harmonic mean[/i] of a set of non-zero numbers is the reciprocal of the average of the reciprocals of the numbers. What is the harmonic mean of 1, 2, and...")
- 09:48, 21 November 2018 (diff | hist) . . (+396) . . N 2018 AMC 8 Problems/Problem 9 (Created page with "==Problem 9== Tyler is tiling the floor of his 12 foot by 16 foot living room. He plans to place one-foot by one-foot square tiles to form a border along the edges of the room...")
- 09:47, 21 November 2018 (diff | hist) . . (+1,130) . . N 2018 AMC 8 Problems/Problem 8 (Created page with "==Problem 8== Mr. Garcia asked the members of his health class how many days last week they exercised for at least 30 minutes. The results are summarized in the following bar...")
- 09:47, 21 November 2018 (diff | hist) . . (+390) . . N 2018 AMC 8 Problems/Problem 7 (Created page with "==Problem 7== The <math>5</math>-digit number <math>\underline{2}</math> <math>\underline{0}</math> <math>\underline{1}</math> <math>\underline{8}</math> <math>\underline{U}</...")
- 09:47, 21 November 2018 (diff | hist) . . (+393) . . N 2018 AMC 8 Problems/Problem 6 (Created page with "==Problem 6== On a trip to the beach, Anh traveled 50 miles on the highway and 10 miles on a coastal access road. He drove three times as fast on the highway as on the coastal...")
- 09:47, 21 November 2018 (diff | hist) . . (+221) . . N 2018 AMC 8 Problems/Problem 5 (Created page with "==Problem 5== What is the value of <math>1+3+5+\cdots+2017+2019-2-4-6-\cdots-2016-2018</math>? <math>\textbf{(A) }-1010\qquad\textbf{(B) }-1009\qquad\textbf{(C) }1008\qquad\t...")
- 09:46, 21 November 2018 (diff | hist) . . (0) . . 2018 AMC 8
- 09:45, 21 November 2018 (diff | hist) . . (+993) . . N 2018 AMC 8 (Created page with "*2017 AMC 8 Problems * 2017 AMC 8 Answer Key ** 2017 AMC 8 Problems/Problem 1 ** 2017 AMC 8 Problems/Problem 2 ** 2017 AMC 8 Problems/Problem 3 ** 2017 A...")
- 09:18, 21 November 2018 (diff | hist) . . (+571) . . N 2018 AMC 8 Problems/Problem 4 (Created page with "==Problem 4== The twelve-sided figure shown has been drawn on <math>1 \text{ cm}\times 1 \text{ cm}</math> graph paper. What is the area of the figure in <math>\text{cm}^2</ma...")
- 09:17, 21 November 2018 (diff | hist) . . (0) . . 2018 AMC 8 Problems/Problem 3 (→Problem 3)
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