Problem Rankings

Rank Source Description Elo Rating
1101 AMC 10 2008 B Q15 How many right triangles have integer leg lengths ... 1500.00
1102 AMC 10 2008 B Q23 A rectangular floor measures \( a\) by \( b\) feet... 1500.00
1103 AMC 10 2008 B Q24 Quadrilateral \(ABCD\) has \(AB=BC=CD\), \(\angle ... 1500.00
1104 AMC 10 2009 A Q10 Triangle \( ABC\) has a right angle at \( B\). Poi... 1500.00
1105 AMC 10 2009 A Q23 Convex quadrilateral \( ABCD\) has \( AB=9\) and \... 1500.00
1106 AMC 10 2009 B Q4 A rectangular yard contains two flower beds in the... 1500.00
1107 AMC 10 2009 B Q8 In a certain year the price of gasoline rose by \(... 1500.00
1108 AMC 10 2009 B Q12 Distinct points \( A\), \( B\), \( C\), and \( D\)... 1500.00
1109 AMC 10 2009 B Q13 As shown below, convex pentagon \( ABCDE\) has sid... 1500.00
1110 AMC 10 2009 B Q15 When a bucket is two-thirds full of water, the buc... 1500.00
1111 AMC 10 2009 B Q18 Rectangle \( ABCD\) has \( AB=8\) and \( BC=6\). ... 1500.00
1112 AMC 10 2009 B Q22 A cubical cake with edge length \( 2\) inches is i... 1500.00
1113 AMC 10 2009 B Q23 Rachel and Robert run on a circular track. Rachel ... 1500.00
1114 AMC 10 2010 A Q2 Four identical squares and one rectangle are place... 1500.00
1115 AMC 10 2010 A Q4 A book that is to be recorded onto compact discs t... 1500.00
1116 AMC 10 2010 A Q6 For positive numbers \( x\) and \( y\) the operati... 1500.00
1117 AMC 10 2010 A Q7 Crystal has a running course marked out for her da... 1500.00
1118 AMC 10 2010 A Q9 A palindrome, such as \( 83438\), is a number that... 1500.00
1119 AMC 10 2010 A Q11 The length of the interval of solutions of the ine... 1500.00
1120 AMC 10 2010 A Q14 Triangle \( ABC\) has \( AB = 2 \cdot AC\). Let \(... 1500.00