User contributions
(newest | oldest) View (newer 50 | older 50) (20 | 50 | 100 | 250 | 500)
- 20:32, 10 July 2021 (diff | hist) . . (+189) . . N 2021 JMPSC Accuracy Problems/Problem 13 (Created page with "==Problem== Let <math>x</math> and <math>y</math> be nonnegative integers such that <math>(x+y)^2+(xy)^2=25.</math> Find the sum of all possible values of <math>x.</math> ==S...")
- 20:32, 10 July 2021 (diff | hist) . . (-330) . . 2021 JMPSC Accuracy
- 20:32, 10 July 2021 (diff | hist) . . (0) . . 2021 JMPSC Accuracy Problems/Problem 12 (→Problem)
- 20:31, 10 July 2021 (diff | hist) . . (+438) . . N 2021 JMPSC Accuracy Problems/Problem 12 (Created page with "==Problem== A rectangle with base <math>1</math> and height <math>2</math> is inscribed in an equilateral triangle. Another rectangle with height <math>1</math> is also inscri...")
- 20:30, 10 July 2021 (diff | hist) . . (0) . . N File:Sprint13.jpg (current)
- 20:30, 10 July 2021 (diff | hist) . . (+224) . . N 2021 JMPSC Accuracy Problems/Problem 11 (Created page with "==Problem== If <math>a : b : c : d=1 : 2 : 3 : 4</math> and <math>a</math>, <math>b</math>, <math>c</math>, and <math>d</math> are divisors of <math>252</math>, what is the ma...")
- 20:30, 10 July 2021 (diff | hist) . . (+358) . . N 2021 JMPSC Accuracy Problems/Problem 10 (Created page with "==Problem== In a certain school, each class has an equal number of students. If the number of classes was to increase by <math>1</math>, then each class would have <math>20</m...")
- 20:29, 10 July 2021 (diff | hist) . . (+263) . . N 2021 JMPSC Accuracy Problems/Problem 9 (Created page with "==Problem== If <math>x_1,x_2,\ldots,x_{10}</math> is a strictly increasing sequence of positive integers that satisfies <cmath>\frac{1}{2}<\frac{2}{x_1}<\frac{3}{x_2}< \cdots...")
- 20:28, 10 July 2021 (diff | hist) . . (+20) . . 2021 JMPSC Accuracy Problems/Problem 8 (→Problem)
- 20:27, 10 July 2021 (diff | hist) . . (+193) . . N 2021 JMPSC Accuracy Problems/Problem 8 (Created page with "==Problem== How many triangles are bounded by segments in the figure and contain the red triangle? (Do not include the red triangle in your total.) 200px...")
- 20:27, 10 July 2021 (diff | hist) . . (0) . . N File:Sprint2 .png (current)
- 20:24, 10 July 2021 (diff | hist) . . (+5) . . 2021 JMPSC Accuracy Problems/Problem 7 (→Solution)
- 20:24, 10 July 2021 (diff | hist) . . (+265) . . N 2021 JMPSC Accuracy Problems/Problem 7 (Created page with "==Problem== If <math>A</math>, <math>B</math>, and <math>C</math> each represent a single digit and they satisfy the equation <cmath>\begin{array}{cccc}& A & B & C \\ \times &...")
- 20:23, 10 July 2021 (diff | hist) . . (+255) . . N 2021 JMPSC Accuracy Problems/Problem 6 (Created page with "==Problem== In quadrilateral <math>ABCD</math>, diagonal <math>\overline{AC}</math> bisects both <math>\angle BAD</math> and <math>\angle BCD</math>. If <math>AB=15</math> and...")
- 20:23, 10 July 2021 (diff | hist) . . (+234) . . N 2021 JMPSC Accuracy Problems/Problem 5 (Created page with "==Problem== Let <math>n!=n \cdot (n-1) \cdot (n-2) \cdots 2 \cdot 1</math> for all positive integers <math>n</math>. Find the value of <math>x</math> that satisfies <cmath>\fr...")
- 20:22, 10 July 2021 (diff | hist) . . (+5) . . 2021 JMPSC Accuracy Problems/Problem 4 (→Solution)
- 20:22, 10 July 2021 (diff | hist) . . (+137) . . N 2021 JMPSC Accuracy Problems/Problem 4 (Created page with "==Problem== If <math>\frac{x+2}{6}</math> is its own reciprocal, find the product of all possible values of <math>x.</math> ==Solution==")
- 20:21, 10 July 2021 (diff | hist) . . (+5) . . 2021 JMPSC Accuracy Problems/Problem 3 (→Solution)
- 20:21, 10 July 2021 (diff | hist) . . (+18) . . 2021 JMPSC Accuracy Problems/Problem 3 (→Problem)
- 20:20, 10 July 2021 (diff | hist) . . (+6) . . 2021 JMPSC Accuracy Problems/Problem 3 (→Problem)
- 20:20, 10 July 2021 (diff | hist) . . (-151) . . 2021 JMPSC Accuracy Problems/Problem 3 (→Problem)
- 20:19, 10 July 2021 (diff | hist) . . (0) . . N File:Octagonsquare.jpg (current)
- 20:17, 10 July 2021 (diff | hist) . . (+382) . . N 2021 JMPSC Accuracy Problems/Problem 3 (Created page with "==Problem== In a regular octagon, the sum of any three consecutive sides is <math>90.</math> A square is constructed using one of the sides of this octagon. What is the area...")
- 20:16, 10 July 2021 (diff | hist) . . (+203) . . N 2021 JMPSC Accuracy Problems/Problem 2 (Created page with "== Problem == Three distinct even positive integers are chosen between <math>1</math> and <math>100,</math> inclusive. What is the largest possible average of these three int...")
- 20:15, 10 July 2021 (diff | hist) . . (+130) . . N 2021 JMPSC Accuracy Problems/Problem 1 (Created page with "== Problem == Find the sum of all positive multiples of <math>3</math> that are factors of <math>27.</math> == Solution == asdf")
- 19:48, 10 July 2021 (diff | hist) . . (+59) . . N 2021 JMPSC Accuracy Answer Key (Created page with "#39 #98 #900 #-32 #337 #56 #23 #8 #75 #24 #21 #8 #9 #4 #888") (current)
- 19:47, 10 July 2021 (diff | hist) . . (+18) . . 2021 JMPSC Accuracy
- 19:47, 10 July 2021 (diff | hist) . . (+83) . . N 2021 JMPSC Sprint Answer Key (Created page with "#11 #14 #150 #4 #98 #8 #9 #81 #56 #40 #48 #36 #450 #24 #75 #144 #37111 #21 #20 #257") (current)
- 19:46, 10 July 2021 (diff | hist) . . (+14) . . 2021 JMPSC Sprint
- 19:46, 10 July 2021 (diff | hist) . . (-83) . . 2021 JMPSC Answer Key (Blanked the page) (current) (Tag: Blanking)
- 19:46, 10 July 2021 (diff | hist) . . (-72) . . 2021 JMPSC Answer Key
- 19:45, 10 July 2021 (diff | hist) . . (+21) . . 2021 JMPSC Answer Key
- 19:44, 10 July 2021 (diff | hist) . . (+134) . . N 2021 JMPSC Answer Key (Created page with "1. 11 2. 14 3. 150 4. 4 5. 98 6. 8 7. 9 8. 81 9. 56 10. 40 11. 48 12. 36 13. 450 14. 24 15. 75 16. 144 17. 37111 18. 21 19. 20 20. 257")
- 19:43, 10 July 2021 (diff | hist) . . (+313) . . N 2021 JMPSC Sprint Problems/Problem 1 (Created page with "== Problem == Compute <math>\left(\frac{1}{3}+\frac{1}{6}+\frac{1}{9}\right)(3+6+9)</math>. == Solution == Solving the right side gives <math>3 + 6 + 9 = 18</math>. Distri...")
- 19:42, 10 July 2021 (diff | hist) . . (+180) . . 2021 JMPSC Accuracy
- 19:41, 10 July 2021 (diff | hist) . . (+140) . . 2021 JMPSC Sprint
- 19:40, 10 July 2021 (diff | hist) . . (+1,279) . . N 2021 JMPSC Accuracy (Created page with "'''2021 JMPSC Accuracy (Middle School)''' problems and solutions. The test was held on July 10th, 2021. *2021 JMPSC Problems *2021 JMPSC Answer Key **2021 JMPSC Pr...")
- 19:39, 10 July 2021 (diff | hist) . . (-1,237) . . 2021 JMPSC (Blanked the page) (current) (Tag: Blanking)
- 19:39, 10 July 2021 (diff | hist) . . (+1,237) . . N 2021 JMPSC Sprint (Created page with "'''2021 JMPSC Sprint (Middle School)''' problems and solutions. The test was held on July 10th, 2021. *2021 JMPSC Problems *2021 JMPSC Answer Key **2021 JMPSC Prob...")
- 19:37, 10 July 2021 (diff | hist) . . (+33) . . JMPSC Problems and Solutions
- 19:35, 10 July 2021 (diff | hist) . . (+23) . . 2021 JMPSC
- 17:50, 10 July 2021 (diff | hist) . . (-9) . . JMPSC
- 17:50, 10 July 2021 (diff | hist) . . (+1) . . JMPSC
- 17:50, 10 July 2021 (diff | hist) . . (-6) . . JMPSC
- 17:49, 10 July 2021 (diff | hist) . . (-40) . . JMPSC
- 17:48, 10 July 2021 (diff | hist) . . (+434) . . N JMPSC (Created page with "Junior Mathematicians' Problem Solving Competition: JMPSC was founded to introduce students to competition math, and we've been working for months in order to provide this ex...")
- 01:51, 3 July 2021 (diff | hist) . . (-10) . . 1997 AHSME Problems/Problem 30 (→Unrelated Sidenote from samrocksnature)
- 01:51, 3 July 2021 (diff | hist) . . (+1,705) . . 1997 AHSME Problems/Problem 30 (→Solution 2)
- 20:11, 1 July 2021 (diff | hist) . . (+29) . . 2013 AMC 12A Problems/Problem 19 (→Solution 1 (Diophantine PoP))
- 20:10, 1 July 2021 (diff | hist) . . (-1) . . 2013 AMC 12A Problems/Problem 19 (→Solution 1 (Diophantine PoP))
(newest | oldest) View (newer 50 | older 50) (20 | 50 | 100 | 250 | 500)
