Problem Rankings

Rank Source Description Elo Rating
3421 AMC 12 1998 A Q2 Letters \(A,B,C,\) and \(D\) represent four differ... 1484.00
3422 AMC 12 1997 A Q1 If \( a\) and \( b\) are digits for which \begi... 1484.00
3423 AMC 12 1993 A Q1 For integers \(a, b\) and \(c\), define \(\boxed{a... 1484.00
3424 AMC 12 1995 A Q3 The total in-store price for an appliance is \(\$9... 1484.00
3425 AMC 12 1995 A Q5 A rectangular field is 300 feet wide and 400 feet ... 1484.00
3426 AMC 12 1995 A Q8 In \(\triangle ABC\), \(\angle C = 90^\circ, AC = ... 1484.00
3427 AMC 12 1995 A Q9 Consider the figure consisting of a square, its di... 1484.00
3428 AMC 12 1989 A Q1 \((-1)^{5^2} + 1^{2^5} =\) $$\textbf{(A)}\ -7 \... 1484.00
3429 AMC 12 1990 A Q1 If \(\dfrac{x/4}{2}=\dfrac{4}{x/2}\) then \(x=\) ... 1484.00
3430 AMC 12 1990 A Q3 The consecutive angles of a trapezoid form an arit... 1484.00
3431 AMC 12 1990 A Q6 Points \(A\) and \(B\) are \(5\) units apart. How... 1484.00
3432 AMC 12 1990 A Q24 All students at Adams High School and at Baker Hig... 1484.00
3433 AMC 12 1990 A Q25 Nine congruent spheres are packed inside a unit cu... 1484.00
3434 AMC 12 1986 A Q3 \(\triangle ABC\) is a right angle at \(C\) and \(... 1484.00
3435 AMC 12 1987 A Q7 If \(a-1=b+2=c-3=d+4\), which of the four quantiti... 1484.00
3436 AMC 12 1987 A Q22 A ball was floating in a lake when the lake froze.... 1484.00
3437 AMC 12 1987 A Q28 Let \(a, b, c, d\) be real numbers. Suppose that a... 1484.00
3438 AMC 12 1980 A Q6 A positive number \(x\) satisfies the inequality \... 1484.00
3439 AMC 12 1980 A Q8 How many pairs \((a,b)\) of non-zero real numbers ... 1484.00
3440 AMC 12 1980 A Q19 Let \(C_1\), \(C_2\) and \(C_3\) be three parallel... 1484.00