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PP-PS-T2-85

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PP-PS-T2-85

文章whoisallan » 2008-06-19 17:07

PS2-85. 9649-!-item-!-187;#058&007038
Of the 800 employees of Company X, 70 percent have been with the company for at least ten years. If y of these "long-term" members were to retire and no other employee changes were to occur, what value of y would reduce the percent of "long-term" employees in the company to 60 percent?


(A) 200
(B) 160
(C) 112
(D) 80
(E) 56

ANS:A
whoisallan
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註冊時間: 2007-11-26 18:47

文章Huang Hsin-Yi » 2008-06-19 20:12

800*70/100=560(long-term)
560-y/800-y=60/100
得y
Huang Hsin-Yi
黃金會員
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文章: 1038
註冊時間: 2007-08-17 00:41
來自: Tainan

文章whoisallan » 2008-06-19 23:32

tks...
whoisallan
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文章: 53
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