数学题(英文)

nelston

a class total gt 48 ppl.5 j. X' {1 d* J+ b- \
6 ppl din join any club3 }! e; ^: R% g4 _% F! q
1/4 of the student in de clas join badminton club n computer club.
* k3 l! D" x2 ]公仔箱論壇the number of badminton club member which is not computer club member is 2 times de member of computer club.
6 {  X: K( ]5 O+ G& xTVBNOW 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???

genzo2106

28 students are badminton club members only.
" w2 O/ ~7 L* b: ~- e5 V. Nwww2.tvboxnow.com公仔箱論壇& K; p$ F) K5 ~  I7 R! V7 M
2 students are in computer club only.www2.tvboxnow.com$ {6 R3 E5 N$ f- ?* v3 G( G8 v* C  }' u
公仔箱論壇: q8 w' C) {% n& T
12 students are in both badminton and computer club.
; P1 o& @# n) pwww2.tvboxnow.comtvb now,tvbnow,bttvb4 m, q( R9 s0 X* g. n4 e: }! P3 v$ _
therefore 28+2+12+6=48

00360353

har ???公仔箱論壇/ c( D( g# F' q0 P/ A
48/4=12 ppl ...公仔箱論壇5 M/ J8 y# F8 x+ C' a! B
badmintion 2x = computer 1x' x/ b5 N7 I# c7 l  i1 T
then 12/3 x=4ppl
+ z( ^# \$ k8 \9 z! x8 I2 dbadmintion 8 ppl ... computer 4 ppl

dick007

28 students