標題: 数学题(英文) [打印本頁]

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作者: nelston    時間: 2007-9-11 08:17 PM     標題: 数学题(英文)

a class total gt 48 ppl.tvb now,tvbnow,bttvb) Y; B4 u' W9 J7 F+ O
6 ppl din join any clubTVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。4 u" h& X+ j# c+ a6 o4 x; H; b; D
1/4 of the student in de clas join badminton club n computer club.tvb now,tvbnow,bttvb. C' D* E* d0 B/ `
the number of badminton club member which is not computer club member is 2 times de member of computer club.! H: a2 k4 R! `! O1 I6 v
how many ppl in de clas join badminton club???

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作者: genzo2106    時間: 2007-9-12 01:49 PM

28 students are badminton club members only.
* q) ~* S: u* a! R" `) e! e
4 N1 ~' d5 e; Q6 A! j8 n2 students are in computer club only.
, q8 F+ b2 D# ^8 ~; ftvboxnow.comtvb now,tvbnow,bttvb. A* t9 J3 A. U( R9 Q9 H! H
12 students are in both badminton and computer club.tvb now,tvbnow,bttvb4 G  w% r' _/ @1 {1 [7 P  T

1 Z  g' V: G$ d) x公仔箱論壇therefore 28+2+12+6=48

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作者: 00360353    時間: 2007-9-12 06:59 PM

har ???tvb now,tvbnow,bttvb: |& h" N) }9 e8 [
48/4=12 ppl ...
6 ?6 ?& x/ r- }TVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。badmintion 2x = computer 1x% w- T! J# M: Y; H4 B0 g- p
then 12/3 x=4ppl
, [5 b7 E7 Y% L( t1 A, B9 Mtvb now,tvbnow,bttvbbadmintion 8 ppl ... computer 4 ppl

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作者: dick007    時間: 2007-9-13 03:44 PM

28 students

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