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.5.39.217.766 h7 \, M1 O; T9 e! X+ W
6 ppl din join any club
+ `4 a+ P! l& A; Z, R( d4 Itvb now,tvbnow,bttvb1/4 of the student in de clas join badminton club n computer club.
) N& }3 C: y) p5.39.217.76the number of badminton club member which is not computer club member is 2 times de member of computer club.
: r( f1 Q: h7 n5.39.217.76how 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.
5 J# `! J" |* ktvb now,tvbnow,bttvbtvb now,tvbnow,bttvb$ {. a0 L4 K& Z2 k) w2 _9 D
2 students are in computer club only.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。! b7 N* s3 F7 f8 f

( T$ o, V9 k. O- S1 o# k12 students are in both badminton and computer club.公仔箱論壇/ W) x* g; x; x9 k& a7 U. g1 x

8 S+ f8 F% I8 |4 F# \! Gtherefore 28+2+12+6=48

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

har ???
) {+ G- a0 @) j5 Ctvb now,tvbnow,bttvb48/4=12 ppl ...% g% U' Q  [: i% f3 O7 r
badmintion 2x = computer 1x公仔箱論壇- E5 N* E* `) j8 Y5 L
then 12/3 x=4ppltvb now,tvbnow,bttvb1 O6 Q9 h( g, @2 c+ W9 e4 R
badmintion 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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歡迎光臨 公仔箱論壇 (http://5.39.217.76/)

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