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Seven years ago, Scott was 3 times as old as Kathy was at

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Seven years ago, Scott was 3 times as old as Kathy was at [#permalink] New post 16 Dec 2003, 12:37
. Seven years ago, Scott was 3 times as old as Kathy was at that time. If Scott is now 5 years older than Kathy, how old is Scott?
(A) 12 1/2
(B) 13
(C) 13 1/2
(D) 14
(E) 14 1/2
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 [#permalink] New post 16 Dec 2003, 12:58
s-7=3(k-7)
s=K+5

K+5-7=3k-21
K-2=3k-21
19=2k
k=9.5

Solved for the wrong variable...
S=14.5
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 [#permalink] New post 17 Dec 2003, 07:03
Agree with stoolfi. Answer = 14.5.
  [#permalink] 17 Dec 2003, 07:03
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