Problem Rankings

Rank Source Description Elo Rating
3721 AMC 8 2011 A Q3 Extend the square pattern of \(8\) black and \(17\... 1468.00
3722 AMC 10 2009 B Q1 Each morning of her five-day workweek, Jane bought... 1468.00
3723 AMC 8 2004 A Q20 Two-thirds of the people in a room are seated in t... 1467.97
3724 AMC 8 2012 A Q12 What is the units digit of \(13^{2012}\) ? $$\t... 1467.96
3725 AMC 8 2002 A Q12 A board game spinner is divided into three regions... 1467.55
3726 AMC 8 1997 A Q21 Each corner cube is removed from this \(3\text{ cm... 1467.48
3727 AMC 10 2007 B Q2 Define the operation \( \star\) by \( a\star b = (... 1467.30
3728 AMC 8 2013 A Q6 The number in each box below is the product of the... 1466.20
3729 AMC 10 2013 B Q2 Mr Green measures his rectangular garden by walkin... 1465.26
3730 AMC 10 2008 B Q3 Assume that \( x\) is a positive real number. Whic... 1462.76
3731 AMC 10 2009 A Q11 One dimension of a cube is increased by \( 1\), an... 1461.17
3732 AMC 8 1990 A Q6 Which of these five numbers is the largest? $$ ... 1460.16
3733 AMC 10 2006 A Q5 Doug and Dave shared a pizza with \( 8\) equally-s... 1460.15
3734 AMC 8 1989 A Q2 \(\frac{2}{10}+\frac{4}{100}+\frac{6}{1000} =\) ... 1459.52
3735 AMC 10 2006 B Q11 What is the tens digit in the sum \( 7! + 8! + 9! ... 1459.50
3736 IMC 2010 Q5 Which of the following has the greatest value? ... 1458.83
3737 AMC 12 1982 A Q3 Evaluate \((x^x)^{(x^x)}\) at \(x = 2\). $$\tex... 1458.61
3738 AMC 10 2003 A Q18 What is the sum of the reciprocals of the roots of... 1457.75
3739 AMC 8 2008 A Q7 If \(\frac{3}{5}=\frac{M}{45}=\frac{60}{N}\), what... 1457.60
3740 AMC 8 2005 A Q6 Suppose \(d\) is a digit. For how many values of \... 1456.75