Problem Rankings

Rank Source Description Elo Rating
1741 AMC 12 2003 A Q17 Square ABCD has sides of length 4, and \... 1500.00
1742 AMC 12 2003 A Q20 How many 15-letter arrangements of 5 A's... 1500.00
1743 AMC 12 2003 A Q22 Objects A and B move simultaneously in the... 1500.00
1744 AMC 12 2003 A Q24 If ab>1, what is the largest possible val... 1500.00
1745 AMC 12 2003 B Q11 Cassandra sets her watch to the correct time at no... 1500.00
1746 AMC 12 2003 B Q17 If log(xy3)=1 and log(x2y)=1, what i... 1500.00
1747 AMC 12 2003 B Q19 Let S be the set of permutations of the seque... 1500.00
1748 AMC 12 2003 B Q20 Part of the graph of \( f(x) = x^3 + bx^2 + cx + d... 1500.00
1749 AMC 12 2003 B Q21 An object moves 8 cm in a straight line from ... 1500.00
1750 AMC 12 2003 B Q22 Let ABCD be a rhombus with AC=16 and \( ... 1500.00
1751 AMC 12 2003 B Q24 Positive integers a, b, and c are c... 1500.00
1752 AMC 12 2003 B Q25 Three points are chosen randomly and independently... 1500.00
1753 AMC 12 2006 A Q7 Mary is 20% older than Sally, and Sally is \... 1500.00
1754 AMC 12 2006 A Q15 Suppose cosx=0 and \( \cos (x + z) = 1/2\... 1500.00
1755 AMC 12 2006 A Q18 The function f has the property that for each... 1500.00
1756 AMC 12 2006 A Q19 Circles with centers (2,4) and (14,9) ha... 1500.00
1757 AMC 12 2006 A Q22 A circle of radius r is concentric with and o... 1500.00
1758 AMC 12 2006 A Q23 Given a finite sequence \( S = (a_1,a_2,\ldots,a_n... 1500.00
1759 AMC 12 2006 A Q24 The expression \[ (x + y + z)^{2006} + (x - y - z... 1500.00
1760 AMC 12 2006 A Q25 How many non-empty subsets S of \( \{1, 2, 3,... 1500.00