Problem Rankings

Rank Source Description Elo Rating
2841 AIME 1983 I Q4 A machine-shop cutting tool has the shape of a not... 1500.00
2842 AIME 1983 I Q5 Suppose that the sum of the squares of two complex... 1500.00
2843 AIME 1983 I Q7 Twenty five of King Arthur's knights are seated at... 1500.00
2844 AIME 1983 I Q8 What is the largest 2-digit prime factor of the in... 1500.00
2845 AIME 1983 I Q9 Find the minimum value of \[\frac{9x^2 \sin^2 x +... 1500.00
2846 AIME 1983 I Q10 The numbers 1447, 1005, and 1231 have something in... 1500.00
2847 AIME 1983 I Q11 The solid shown has a square base of side length \... 1500.00
2848 AIME 1983 I Q12 Diameter \(AB\) of a circle has length a 2-digit i... 1500.00
2849 AIME 1983 I Q15 The adjoining figure shows two intersecting chords... 1500.00
2850 AIME 2009 I Q1 Call a \( 3\)-digit number geometric if it has \( ... 1500.00
2851 AIME 2009 I Q3 A coin that comes up heads with probability \( p >... 1500.00
2852 AIME 2009 I Q4 In parallelogram \( ABCD\), point \( M\) is on \( ... 1500.00
2853 AIME 2009 I Q5 Triangle \( ABC\) has \( AC = 450\) and \( BC = 30... 1500.00
2854 AIME 2009 I Q6 How many positive integers \( N\) less than \( 100... 1500.00
2855 AIME 2009 I Q7 The sequence \( (a_n)\) satisfies \( a_1 = 1\) and... 1500.00
2856 AIME 2009 I Q8 Let \( S = \{2^0,2^1,2^2,\ldots,2^{10}\}\). Consid... 1500.00
2857 AIME 2009 I Q9 A game show offers a contestant three prizes A, B ... 1500.00
2858 AIME 2009 I Q10 The Annual Interplanetary Mathematics Examination ... 1500.00
2859 AIME 2009 I Q11 Consider the set of all triangles \( OPQ\) where \... 1500.00
2860 AIME 2009 I Q12 In right \( \triangle ABC\) with hypotenuse \( \ov... 1500.00