Problem Rankings

Rank Source Description Elo Rating
761 AMC 8 1991 A Q9 How many whole numbers from \(1\) through \(46\) a... 1513.83
762 AMC 8 2011 A Q21 Students guess that Norb's age is \(24, 28, 30, 32... 1513.83
763 AMC 10 2006 B Q16 Leap Day, February 29, 2004, occurred on a Sunday.... 1513.83
764 AMC 8 1986 A Q24 The 600 students at King Middle School are divided... 1513.82
765 AMC 10 2002 B Q25 When \( 15\) is appended to a list of integers, th... 1513.82
766 AMC 10 2009 A Q9 Positive integers \( a\), \( b\), and \( 2009\), w... 1513.80
767 AMC 8 2012 A Q13 Jamar bought some pencils costing more than a penn... 1513.61
768 AMC 10 2003 B Q10 Nebraska, the home of the AMC, changed its license... 1513.58
769 AMC 8 2003 A Q18 Each of the twenty dots on the graph below represe... 1513.48
770 AMC 8 2009 A Q1 Bridget bought a bag of apples at the grocery stor... 1513.47
771 AMC 12 1984 A Q2 If \(x,y\) and \(y - \frac{1}{x}\) are not 0, then... 1513.37
772 AMC 8 1986 A Q10 A picture 3 feet across is hung in the center of a... 1513.37
773 AMC 12 2021 Fall B Q23 What is the average number of pairs of consecutive... 1513.31
774 AMC 8 1995 A Q22 The number \(6545\) can be written as a product of... 1513.26
775 AMC 12 2020 A Q25 The number \(a = \tfrac{p}{q}\), where \(p\) and \... 1513.26
776 AMC 8 2005 A Q22 A company sells detergent in three different sized... 1513.22
777 AMC 10 2002 B Q10 Suppose that \( a\) and \( b\) are are nonzero rea... 1513.19
778 AMC 8 1998 A Q10 Each of the letters \(W\), \(X\), \(Y\),and \(Z\) ... 1513.18
779 AMC 8 1999 A Q24 When \(1999{}^2{}^0{}^0{}^0\) is divided by \(5\)... 1513.16
780 AMC 10 2009 A Q14 Four congruent rectangles are placed as shown. The... 1513.13