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.tvb now,tvbnow,bttvb' C% K- e3 H, y4 j! b! i1 {( f
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。# h0 T+ d$ l6 ^1 p* N+ _5 I- O
1/4 of the student in de clas join badminton club n computer club.
, a" N. Z! W+ ?9 ]- k8 o6 ]- [the number of badminton club member which is not computer club member is 2 times de member of computer club.% U8 f" F2 ^7 Q3 p
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.
: A4 x9 w" e2 F/ K9 ]5.39.217.77:8898
+ j& w5 C0 n+ s- J2 students are in computer club only.公仔箱論壇5 U- \: y- a6 Z5 Y

- ], v: k! x) H# d4 B( {4 K, J7 w) ]$ a5.39.217.77:889812 students are in both badminton and computer club.
1 G; G; R- E# I( f# r9 h  X公仔箱論壇tvb now,tvbnow,bttvb8 @+ f9 E2 z4 K, T
therefore 28+2+12+6=48

---

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

har ???tvb now,tvbnow,bttvb3 F* a7 P( h: f9 }0 N7 C8 E  \
48/4=12 ppl ...
  u. F- d" b3 {' B; t# w$ v; k/ D8 J公仔箱論壇badmintion 2x = computer 1x
1 l8 s! t3 m& C# x( uthen 12/3 x=4ppltvb now,tvbnow,bttvb" j1 _- r6 L- q
badmintion 8 ppl ... computer 4 ppl

---

作者: dick007    時間: 2007-9-13 03:44 PM

28 students

---

歡迎光臨 公仔箱論壇 (http://5.39.217.77:8898/)

Powered by Discuz! 7.0.0