Problem Rankings

Rank Source Description Elo Rating
281 AMC 12 1986 A Q24 Let \(p(x) = x^{2} + bx + c\), where \(b\) and \(c... 1516.02
282 AMC 10 2011 A Q22 Each vertex of convex pentagon \(ABCDE\) is to be ... 1516.00
283 AMC 8 1985 A Q10 The fraction halfway between \( \frac{1}{5} \) and... 1516.00
284 AMC 8 1985 A Q21 Mr. Green receives a 10% raise every year. His sal... 1516.00
285 AMC 8 1989 Q In the product shown, \(\text{B}\) is a digit. The... 1516.00
286 AMC 8 1989 Q The table below displays the grade distribution of... 1516.00
287 AMC 8 1986 A Q13 The perimeter of the polygon shown is $$\text{(... 1516.00
288 AMC 8 1989 Q In quadrilateral \(ABCD, BC=8, CD=12, AD=10,\) and... 1516.00
289 AMC 8 1987 A Q9 When finding the sum \(\frac{1}{2}+\frac{1}{3}+\fr... 1516.00
290 AMC 12 2023 A Q23 How many ordered pairs of positive real numbers \(... 1516.00
291 AMC 12 2023 A Q24 Let \(K\) be the number of sequences \(A_1\), \(A_... 1516.00
292 AMC 12 2023 B Q13 A rectangular box \(\mathcal{P}\) has distinct edg... 1516.00
293 AMC 12 2023 B Q14 For how many ordered pairs \((a,b)\) of integers d... 1516.00
294 AMC 12 2023 B Q25 A regular pentagon with area \(\sqrt{5}+1\) is pri... 1516.00
295 AMC 8 1989 Q What is the product of all real numbers \(x\) such... 1516.00
296 AMC 8 1989 Q The roots of the polynomial \(10x^3 - 39x^2 + 29x ... 1516.00
297 AMC 8 1989 Q Let \(P(x) = x^{2022} + x^{1011} + 1\). Which of t... 1516.00
298 AMC 8 1989 Q Let \(c\) be a real number, and let \(z_1, z_2\) b... 1516.00
299 AMC 8 1989 Q How many strings of length \(5\) formed from the d... 1516.00
300 AMC 8 1989 Q A circle with integer radius \(r\) is centered at ... 1516.00