返回列表 回復 發帖

数学题(英文)

a class total gt 48 ppl.公仔箱論壇, s3 s: ^+ ~/ q
6 ppl din join any club
+ F5 T% Q9 ]( |/ m& K7 |tvb now,tvbnow,bttvb1/4 of the student in de clas join badminton club n computer club.
+ L) G# v! n& U# W6 S9 Vthe number of badminton club member which is not computer club member is 2 times de member of computer club.tvb now,tvbnow,bttvb! a2 a! u4 l5 X  }% S. |
how many ppl in de clas join badminton club???
28 students are badminton club members only.tvb now,tvbnow,bttvb$ \! M" U+ g! T8 m# W  H) O3 Q
os.tvboxnow.com2 l, d3 `' R. H/ e6 n5 }) X( F2 q* X
2 students are in computer club only./ [* n) `( k' T3 S) `* X

+ W! G* x5 w4 @公仔箱論壇12 students are in both badminton and computer club.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。8 r9 v& I9 Y3 ?, H
- R( Q. u8 O2 U/ W# g+ `0 [
therefore 28+2+12+6=48
har ???
  C4 _/ k5 W! l+ Z% PTVBNOW 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。48/4=12 ppl ...
  v, ~# \& B# K0 V, p, J3 {6 bbadmintion 2x = computer 1x
% a1 n! H# `: E. f4 l' t* h6 D2 Nthen 12/3 x=4ppl
9 Y0 ]$ a+ z' o( q" G7 @公仔箱論壇badmintion 8 ppl ... computer 4 ppl
28 students
返回列表