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標題: 数学题(英文) [打印本頁]

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

a class total gt 48 ppl.公仔箱論壇# n% U. s" `3 }6 n* a
6 ppl din join any club
2 ~: F  i5 C. T$ l5 a) J: z1/4 of the student in de clas join badminton club n computer club.
) z: C+ P/ Q5 ]/ |9 L7 {! I5.39.217.77:8898the number of badminton club member which is not computer club member is 2 times de member of computer club.
9 g) p% s: 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。how many ppl in de clas join badminton club???
作者: genzo2106    時間: 2007-9-12 01:49 PM

28 students are badminton club members only.* K7 s5 N: g. X2 P" \

7 A# B" a7 n, W8 z0 q/ K2 students are in computer club only.; o8 P# ~' i1 l% F% ?

0 E; u" v+ ]) Q( u% MTVBNOW 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。12 students are in both badminton and computer club.
  m( e0 W/ K4 n( E. i3 ^公仔箱論壇
, l2 M- j3 R! k: ?; [2 _$ Vtherefore 28+2+12+6=48
作者: 00360353    時間: 2007-9-12 06:59 PM

har ???) M' @7 U: e' d3 U" P
48/4=12 ppl ...
2 e. ]7 Y4 Y: R  M$ N) _badmintion 2x = computer 1xtvb now,tvbnow,bttvb( X4 X" p: h9 w4 A$ u
then 12/3 x=4pplTVBNOW 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。2 I) j/ I+ u2 P( W  c. y
badmintion 8 ppl ... computer 4 ppl
作者: dick007    時間: 2007-9-13 03:44 PM

28 students




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