Problem Rankings

Rank Source Description Elo Rating
1221 AMC 12 2023 A Q9 A square of area \(2\) is inscribed in a square of... 1500.00
1222 AMC 12 2023 A Q15 Usain is walking for exercise by zigzagging across... 1500.00
1223 AMC 12 2023 A Q18 Circle \(C_1\) and \(C_2\) each have radius \(1\),... 1500.00
1224 AMC 12 2023 A Q20 Rows 1, 2, 3, 4, and 5 of a triangular array of in... 1500.00
1225 AMC 12 2023 B Q20 Cyrus the frog jumps 2 units in a direction, then ... 1500.00
1226 AMC 12 2023 B Q21 A lampshade is made in the form of the lateral su... 1500.00
1227 AMC 12 2021 Spring A Q2 Under what conditions is \(\sqrt{a^2+b^2}=a+b\) tr... 1500.00
1228 AMC 12 2021 Spring A Q5 When a student multiplied the number \(66\) by the... 1500.00
1229 AMC 12 2021 Spring A Q6 A deck of cards has only red cards and black cards... 1500.00
1230 AMC 12 2021 Spring A Q7 What is the least possible value of \((xy-1)^2+(x+... 1500.00
1231 AMC 12 2021 Spring A Q8 A sequence of numbers is defined by \(D_0=0,D_1=0,... 1500.00
1232 AMC 12 2021 Spring A Q9 Which of the following is equivalent to \($(2+3)(2... 1500.00
1233 AMC 12 2021 Spring A Q10 Two right circular cones with vertices facing down... 1500.00
1234 AMC 12 2021 Spring A Q11 A laser is placed at the point (3,5). The laser be... 1500.00
1235 AMC 12 2021 Spring A Q13 Of the following complex numbers \(z\), which one ... 1500.00
1236 AMC 12 2021 Spring A Q16 In the following list of numbers, the integer \(n\... 1500.00
1237 AMC 12 2021 Spring A Q17 Trapezoid \(ABCD\) has \(\overline{AB} \parallel \... 1500.00
1238 AMC 12 2021 Spring A Q18 Let \(f\) be a function defined on the set of posi... 1500.00
1239 AMC 12 2021 Spring A Q19 How many solutions does the equation \(\sin \left(... 1500.00
1240 AMC 12 2021 Spring A Q20 Suppose that on a parabola with vertex \(V\) and a... 1500.00