User contributions
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- 11:13, 10 June 2011 (diff | hist) . . (+998) . . N 2003 AMC 10B Problems/Problem 16 (Created page with "==Problem== A restaurant offers three deserts, and exactly twice as many appetizers as main courses. A dinner consists of an appetizer, a main course, and a dessert. What is the...")
- 11:06, 10 June 2011 (diff | hist) . . (-70) . . 2003 AMC 10B Problems/Problem 14
- 11:03, 10 June 2011 (diff | hist) . . (+1,269) . . N 2003 AMC 10B Problems/Problem 13 (Created page with "==Problem== Let <math>\clubsuit(x)</math> denote the sum of the digits of the positive integer <math>x</math>. For example, <math>\clubsuit(8)=8</math> and <math>\clubsuit(123)=...")
- 10:54, 10 June 2011 (diff | hist) . . (+1,400) . . N 2003 AMC 10B Problems/Problem 12 (Created page with "==Problem== Al, Betty, and Clare split <math> \ </math><math>1000</math> among them to be invested in different ways. Each begins with a different amount. At the end of one year...")
- 03:45, 10 June 2011 (diff | hist) . . (+763) . . N 2003 AMC 10B Problems/Problem 11 (Created page with "==Problem== A line with slope <math>3</math> intersects a line with slope <math>5</math> at point <math>(10,15)</math>. What is the distance between the <math>x</math>-intercep...")
- 03:39, 10 June 2011 (diff | hist) . . (+882) . . N 2003 AMC 10B Problems/Problem 10 (Created page with "==Problem== Nebraska, the home of the AMC, changed its license plate scheme. Each old license plate consisted of a letter followed by four digits. Each new license plate consist...")
- 03:35, 10 June 2011 (diff | hist) . . (-3) . . 2003 AMC 10B Problems/Problem 9
- 03:25, 10 June 2011 (diff | hist) . . (+980) . . N 2003 AMC 10B Problems/Problem 7 (Created page with "==Problem== The symbolism <math>\lfloor x \rfloor</math> denotes the largest integer not exceeding <math>x</math>. For example, <math>\lfloor 3 \rfloor = 3,</math> and <math>\lf...")
- 03:15, 10 June 2011 (diff | hist) . . (+47) . . 2003 AMC 10B Problems/Problem 6
- 03:09, 10 June 2011 (diff | hist) . . (-20) . . m 2003 AMC 10B Problems/Problem 3
- 03:06, 10 June 2011 (diff | hist) . . (-28) . . m 2003 AMC 10B Problems/Problem 2
- 02:50, 10 June 2011 (diff | hist) . . (-103) . . 2011 AMC 10B Problems/Problem 19 (→Solution)
- 18:08, 5 June 2011 (diff | hist) . . (+1,213) . . N 2007 AMC 10B Problems/Problem 24 (Created page with "==Problem== Let <math>n</math> denote the smallest positive integer that is divisible by both <math>4</math> and <math>9,</math> and whose base-<math>10</math> representation co...")
- 18:01, 5 June 2011 (diff | hist) . . (+989) . . N 2007 AMC 10B Problems/Problem 23 (Created page with "==Problem == A pyramid with a square base is cut by a plane that is parallel to its base and <math>2</math> units from the base. The surface area of the smaller pyramid that is ...")
- 17:47, 5 June 2011 (diff | hist) . . (+1,434) . . N 2007 AMC 10B Problems/Problem 22 (Created page with "==Problem 22== A player chooses one of the numbers <math>1</math> through <math>4.</math> After the choice has been made, two regular four-sided (tetrahedral) dice are rolled, w...")
- 17:25, 5 June 2011 (diff | hist) . . (+1,515) . . N 2007 AMC 10B Problems/Problem 21 (Created page with "==Problem== Right <math>\triangle ABC</math> has <math>AB=3, BC=4,</math> and <math>AC=5.</math> Square <math>XYZW</math> is inscribed in <math>\triangle ABC</math> with <math>X...")
- 17:15, 5 June 2011 (diff | hist) . . (+16) . . N File:2007AMC10B21.png (2007 AMC 10B #21) (current)
- 16:52, 5 June 2011 (diff | hist) . . (+1,174) . . N 2007 AMC 10B Problems/Problem 20 (Created page with "==Problem== A set of <math>25</math> square blocks is arranged into a <math>5 \times 5</math> square. How many different combinations of <math>3</math> blocks can be selected fr...")
- 16:42, 5 June 2011 (diff | hist) . . (+1,748) . . N 2007 AMC 10B Problems/Problem 18 (Created page with "==Problem== A circle of radius <math>1</math> is surrounded by <math>4</math> circles of radius <math>r</math> as shown. What is <math>r</math>? <center><asy> unitsize(3mm); de...")
- 16:30, 5 June 2011 (diff | hist) . . (+154) . . 2007 AMC 12B Problems/Problem 14
- 16:29, 5 June 2011 (diff | hist) . . (+46) . . N 2007 AMC 10B Problems/Problem 17 (Redirected page to 2007 AMC 12B Problems/Problem 14) (current)
- 16:27, 5 June 2011 (diff | hist) . . (-547) . . 2007 AMC 12B Problems/Problem 8 (Redirected page to 2007 AMC 10B Problems/Problem 12)
- 16:26, 5 June 2011 (diff | hist) . . (+150) . . 2007 AMC 10B Problems/Problem 12
- 16:24, 5 June 2011 (diff | hist) . . (-701) . . 2007 AMC 12B Problems/Problem 10 (Redirected page to 2007 AMC 10B Problems/Problem 14) (current)
- 16:24, 5 June 2011 (diff | hist) . . (+152) . . 2007 AMC 10B Problems/Problem 14
- 16:22, 5 June 2011 (diff | hist) . . (-436) . . 2007 AMC 12B Problems/Problem 11 (Redirected page to 2007 AMC 10B Problems/Problem 15) (current)
- 16:22, 5 June 2011 (diff | hist) . . (+153) . . 2007 AMC 10B Problems/Problem 15
- 16:20, 5 June 2011 (diff | hist) . . (0) . . 2007 AMC 10B Problems/Problem 16
- 16:20, 5 June 2011 (diff | hist) . . (-731) . . 2007 AMC 12B Problems/Problem 12 (Redirected page to 2007 AMC 10B Problems/Problem 16) (current)
- 16:14, 5 June 2011 (diff | hist) . . (+152) . . 2007 AMC 10B Problems/Problem 16
- 16:09, 5 June 2011 (diff | hist) . . (+995) . . N 2007 AMC 10B Problems/Problem 16 (Created page with "==Problem== A teacher gave a test to a class in which <math>10\%</math> of the students are juniors and <math>90\%</math> are seniors. The average score on the test was <math>84...")
- 16:03, 5 June 2011 (diff | hist) . . (+829) . . N 2007 AMC 10B Problems/Problem 15 (Created page with "==Problem== The angles of quadrilateral <math>ABCD</math> satisfy <math>\angle A=2 \angle B=3 \angle C=4 \angle D.</math> What is the degree measure of <math>\angle A,</math> ro...")
- 15:55, 5 June 2011 (diff | hist) . . (+983) . . N 2007 AMC 10B Problems/Problem 14 (Created page with "==Problem== Some boys and girls are having a car wash to raise money for a class trip to China. Initially <math>40\%</math> of the group are girls. Shortly thereafter two girls ...")
- 15:46, 5 June 2011 (diff | hist) . . (+870) . . N 2007 AMC 10B Problems/Problem 13 (Created page with "==Problem== Two circles of radius <math>2</math> are centered at <math>(2,0)</math> and at <math>(0,2).</math> What is the area of the intersection of the interiors of the two c...")
- 15:35, 5 June 2011 (diff | hist) . . (-2) . . m 2007 AMC 10B Problems/Problem 12 (→Problem 12)
- 15:35, 5 June 2011 (diff | hist) . . (+756) . . N 2007 AMC 10B Problems/Problem 12 (Created page with "==Problem 12== Tom's age is <math>T</math> years, which is also the sum of the ages of his three children. His age <math>N</math> years ago was twice the sum of their ages then....")
- 15:30, 5 June 2011 (diff | hist) . . (+29) . . m 2007 AMC 10B Problems/Problem 11 (boxed answers)
- 15:17, 5 June 2011 (diff | hist) . . (+994) . . N 2007 AMC 10B Problems/Problem 10 (Created page with "==Problem== Two points <math>B</math> and <math>C</math> are in a plane. Let <math>S</math> be the set of all points <math>A</math> in the plane for which <math>\triangle ABC</m...")
- 15:08, 5 June 2011 (diff | hist) . . (+1,529) . . N 2007 AMC 10B Problems/Problem 5 (Created page with "==Problem== In a certain land, all Arogs are Brafs, all Crups are Brafs, all Dramps are Arogs, and all Crups are Dramps. Which of the following statements is implied by these fa...")
- 12:29, 5 June 2011 (diff | hist) . . (+7) . . 2007 AMC 12B Problems/Problem 2
- 02:43, 5 June 2011 (diff | hist) . . (+57) . . m 2002 AMC 10B Problems/Problem 5
- 02:42, 5 June 2011 (diff | hist) . . (+58) . . m 2002 AMC 10B Problems/Problem 22
- 02:39, 5 June 2011 (diff | hist) . . (+4,429) . . N 2011 AMC 10B Problems/Problem 20 (if someone could alter this very confusing solution...)
- 19:52, 4 June 2011 (diff | hist) . . (+63) . . m 2011 AMC 10B Problems/Problem 23
- 19:51, 4 June 2011 (diff | hist) . . (-2) . . m 2011 AMC 10B Problems/Problem 22 (→Problem 22)
- 19:51, 4 June 2011 (diff | hist) . . (+63) . . m 2011 AMC 10B Problems/Problem 22
- 19:51, 4 June 2011 (diff | hist) . . (+60) . . m 2011 AMC 10B Problems/Problem 21
- 19:50, 4 June 2011 (diff | hist) . . (+59) . . m 2011 AMC 10B Problems/Problem 19
- 19:50, 4 June 2011 (diff | hist) . . (+59) . . m 2011 AMC 10B Problems/Problem 18
- 19:49, 4 June 2011 (diff | hist) . . (+59) . . m 2011 AMC 10B Problems/Problem 17
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