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数学题(英文)

a class total gt 48 ppl.
7 r# l: {: Q4 F+ b8 ?) ATVBNOW 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。6 ppl din join any club公仔箱論壇' i0 k  N+ v9 {6 J  Y7 [. K5 V# {
1/4 of the student in de clas join badminton club n computer club.
/ R! ^' y0 J! R2 g& S; dtvb now,tvbnow,bttvbthe number of badminton club member which is not computer club member is 2 times de member of computer club.
! x1 E4 p6 V% M4 b9 E) J公仔箱論壇how many ppl in de clas join badminton club???
28 students are badminton club members only.tvb now,tvbnow,bttvb( e1 r& P# h! _9 C4 v- T4 F

# j. A- k4 {. U$ t0 Q- c# a0 x' L公仔箱論壇2 students are in computer club only.
% j; \% R! E; f$ V  h* p  ]: @5 _4 P. }$ d  V. n
12 students are in both badminton and computer club.
0 `" p# L! d6 ^4 D& }, wtvb now,tvbnow,bttvbtvb now,tvbnow,bttvb& T# A3 U* D; Q0 W% S' Q
therefore 28+2+12+6=48
har ???公仔箱論壇5 U- ^" L7 [6 b5 B
48/4=12 ppl ...; y" J& e' Q( A& Q8 C$ D
badmintion 2x = computer 1x8 h  v! ^7 Z3 W' A
then 12/3 x=4ppl
3 m( v) O! G& D; v( w9 e/ j% gbadmintion 8 ppl ... computer 4 ppl
28 students
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