数学题(英文)

nelston

a class total gt 48 ppl.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。( P- h) w3 y1 M  g" b9 S+ H) K
6 ppl din join any club
  ^8 \( X) ]) w5 w# Z- J1/4 of the student in de clas join badminton club n computer club.
, n. X2 S% k0 e0 E& U2 wtvb now,tvbnow,bttvbthe number of badminton club member which is not computer club member is 2 times de member of computer club.
1 `+ T" M1 g% D: w: Etvb now,tvbnow,bttvbhow many ppl in de clas join badminton club???

genzo2106

28 students are badminton club members only.
/ N' v4 x  A& o5 m( t, F$ I* Y* h- R- {, O+ S
2 students are in computer club only.
9 Z2 i: Q, T$ l$ N' M7 v
+ {5 \1 H! A: ~# X+ g3 C9 E9 d6 u7 y公仔箱論壇12 students are in both badminton and computer club.tvb now,tvbnow,bttvb* V7 s2 [0 n/ A
& A5 m8 v7 }) D1 v+ u7 c) `
therefore 28+2+12+6=48

00360353

har ???
' `, d3 P" t& t* W% c7 n3 F5.39.217.7748/4=12 ppl ...tvb now,tvbnow,bttvb8 l6 Z! B- K) }8 w$ M  ~) ?- \5 e
badmintion 2x = computer 1x
4 y; M% e2 e& u( z3 P" W  P' d, u5.39.217.77then 12/3 x=4ppl
* z4 b* i8 q/ `tvb now,tvbnow,bttvbbadmintion 8 ppl ... computer 4 ppl

dick007

28 students