Problem Rankings

Rank Source Description Elo Rating
1121 AMC 10 2010 A Q16 Nondegenerate \( \triangle ABC\) has integer side ... 1500.00
1122 AMC 10 2010 A Q18 Bernardo randomly picks \( 3\) distinct numbers fr... 1500.00
1123 AMC 10 2010 A Q21 The polynomial \( x^3-ax^2+bx-2010\) has three pos... 1500.00
1124 AMC 10 2010 A Q24 The number obtained from the last two nonzero digi... 1500.00
1125 AMC 10 2010 A Q25 Jim starts with a positive integer \( n\) and crea... 1500.00
1126 AMC 10 2010 B Q1 What is \( 100(100-3) - (100 \cdot 100 - 3)\)? ... 1500.00
1127 AMC 10 2010 B Q2 Makayla attended two meetings during her 9-hour wo... 1500.00
1128 AMC 10 2010 B Q4 For a real number \( x\), define \( \heartsuit (x)... 1500.00
1129 AMC 10 2010 B Q9 Lucky Larry's teacher asked him to substitute numb... 1500.00
1130 AMC 10 2010 B Q10 Shelby drives her scooter at a speed of 30 miles p... 1500.00
1131 AMC 10 2010 B Q15 On a 50-question multiple choice math contest, stu... 1500.00
1132 AMC 10 2010 B Q19 A circle with center \( O\) has area \( 156\pi\). ... 1500.00
1133 AMC 10 2010 B Q24 A high school basketball game between the Raiders ... 1500.00
1134 AMC 10 2011 A Q1 A cell phone plan costs \(\$20\) each month, plus ... 1500.00
1135 AMC 10 2011 A Q3 Suppose \([a \,\,\, b]\) denotes the average of \(... 1500.00
1136 AMC 10 2011 A Q4 Let \(X\) and \(Y\) be the following sums of arith... 1500.00
1137 AMC 10 2011 A Q5 At an elementary school, the students in third gra... 1500.00
1138 AMC 10 2011 A Q6 Set \(A \) has 20 elements, and set \(B \) has 15... 1500.00
1139 AMC 10 2011 A Q7 Which of the following equations does NOT have a s... 1500.00
1140 AMC 10 2011 A Q8 Last summer \(30\%\) of the birds living on Town L... 1500.00