Problem Rankings

Rank Source Description Elo Rating
261 AMC 8 2005 A Q25 A square with side length 2 and a circle share the... 1516.70
262 AMC 12 2013 A Q22 A palindrome is a nonnegative integer number that ... 1516.70
263 AMC 12 1992 A Q16 If \(\frac{y}{x - z} = \frac{x + y}{z} = \frac{x}{... 1516.70
264 AMC 10 2003 A Q21 Pat is to select six cookies from a tray containin... 1516.70
265 AMC 10 2006 B Q19 A circle of radius 2 is centered at \( O\). Square... 1516.70
266 AMC 12 1985 A Q12 Let's write p,q, and r as three distinct prime num... 1516.70
267 AMC 12 2011 B Q25 Triangle \(ABC\) has \(\angle BAC=60^\circ\), \(\a... 1516.67
268 AIME 2009 I Q15 In triangle \( ABC\), \( AB = 10\), \( BC = 14\), ... 1516.67
269 AMC 12 2021 Spring A Q12 All the roots of polynomial \(z^6 - 10z^5 + Az^4 +... 1516.67
270 AMC 12 1999 A Q12 What is the maximum number of points of intersecti... 1516.64
271 AMC 8 2008 A Q23 In square \(ABCE\), \(AF=2FE\) and \(CD=2DE\). Wha... 1516.63
272 AMC 12 2013 A Q23 \( ABCD\) is a square of side length \( \sqrt{3} +... 1516.61
273 AMC 12 2023 B Q8 How many nonempty subsets \(B\) of \(\{0, 1, 2, 3,... 1516.60
274 AMC 12 2004 A Q13 Let \( S\) be the set of points \( (a,b)\) in the ... 1516.59
275 AMC 12 1997 A Q16 The three row sums and the three column sums of th... 1516.34
276 AMC 10 2012 A Q20 A \(3\times3\) square is partitioned into \(9\) un... 1516.23
277 AMC 12 2017 B Q10 At Typico High School, \(60\%\) of the students li... 1516.21
278 AMC 12 2017 A Q25 The vertices \(V\) of a centrally symmetric hexago... 1516.13
279 AMC 12 2014 B Q16 Let \(P\) be a cubic polynomial with \(P(0) = k, P... 1516.08
280 AMC 12 1981 A Q12 If \(p\), \(q\) and \(M\) are positive numbers and... 1516.07