Changes related to "1998 AHSME Problems/Problem 12"
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< 1998 AHSME Problems/Problem 127 January 2009
- (diff) (hist) . . N 1998 AHSME Problems/Problem 11; 17:12 . . (+914) . . Misof (Talk | contribs) (New page: == Problem == Let <math>R</math> be a rectangle. How many circles in the plane of <math>R</math> have a diameter both of whose endpoints are vertices of <math>R</math>? <math> \mathrm{(A)...)
- (diff) (hist) . . N 1998 AHSME Problems/Problem 13; 16:59 . . (+1,242) . . Misof (Talk | contribs) (New page: == Problem == Walter rolls four standard six-sided dice and finds that the product of the numbers of the upper faces is <math>144</math>. Which of he following could '''not ''' be the sum ...)
- (diff) (hist) . . 1998 AHSME Problems; 16:55 . . (0) . . Misof (Talk | contribs) (fixed a bug in the options)
- (diff) (hist) . . N 1998 AHSME Problems/Problem 18; 16:47 . . (+1,099) . . Misof (Talk | contribs) (New page: == Problem == A right circular cone of volume <math>A</math>, a right circular cylinder of volume <math>M</math>, and a sphere of volume <math>C</math> all have the same radius, and the co...)
- (diff) (hist) . . N 1998 AHSME Problems/Problem 19; 16:08 . . (+1,843) . . Misof (Talk | contribs) (New page: == Problem == How many triangles have area <math>10</math> and vertices at <math>(-5,0),(5,0)</math> and <math>(5\cos \theta, 5\sin \theta)</math> for some angle <math>\theta</math>? <mat...)
- (diff) (hist) . . N 1998 AHSME Problems/Problem 20; 15:52 . . (+2,095) . . Misof (Talk | contribs) (New page: == Problem == Three cards, each with a positive integer written on it, are lying face-down on a table. Casey, Stacy, and Tracy are told that : (a) the numbers are all different, : (b) the...)
- (diff) (hist) . . N 1998 AHSME Problems/Problem 21; 15:30 . . (+1,195) . . Misof (Talk | contribs) (New page: == Problem == In an <math>h-</math> meter race, Sunny is exactly <math>d</math> meters ahead of Windy when Sunny finishes the race. The next time they race, Sunny sportingly starts <math>d...)
- (diff) (hist) . . m 1998 AHSME Problems; 15:23 . . (0) . . Misof (Talk | contribs) (→Problem 21: )
- (diff) (hist) . . N 1998 AHSME Problems/Problem 23; 15:19 . . (+1,222) . . Misof (Talk | contribs) (New page: == Problem == The graphs of <math>x^2 + y^2 = 4 + 12x + 6y</math> and <math>x^2 + y^2 = k + 4x + 12y</math> intersect when <math>k</math> satisfies <math>a \le k \le b</math>, and for no o...)
- (diff) (hist) . . N 1998 AHSME Problems/Problem 25; 14:56 . . (+3,155) . . Misof (Talk | contribs) (New page: == Problem == A piece of graph paper is folded once so that <math>(0,2)</math> is matched with <math>(4,0)</math>, and <math>(7,3)</math> is matched with <math>(m,n)</math>. Find <math>m+n...)
- (diff) (hist) . . N 1998 AHSME Problems/Problem 30; 13:23 . . (+2,909) . . Misof (Talk | contribs) (New page: == Problem == For each positive integer <math>n</math>, let <center><math>a_n = \frac{(n+9)!}{(n-1)!}</math></center> Let <math>k</math> denote the smallest positive integer for which t...)
