返回列表 回復 發帖

数学题(英文)

a class total gt 48 ppl.
) d) @% m2 v0 k6 \+ z4 w0 a4 a6 ppl din join any club公仔箱論壇+ |3 W8 @, g8 D) j
1/4 of the student in de clas join badminton club n computer club.# |0 D( j5 h1 X  {! s; }
the number of badminton club member which is not computer club member is 2 times de member of computer club., O: e/ t, O; L' k0 ?: O- P0 i
how many ppl in de clas join badminton club???
28 students are badminton club members only.) ~3 d" |- b0 l  `; o7 t
5.39.217.764 u: q8 m/ m( ?# I' R4 G
2 students are in computer club only.5.39.217.76; Q9 k; G, Q* ^( H/ T

* j) V. d5 n6 G7 S. U( I) e12 students are in both badminton and computer club.tvb now,tvbnow,bttvb; Q# Q  z# ~1 p

1 T  u, e- C5 c, J4 W- wTVBNOW 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。therefore 28+2+12+6=48
har ???
1 f) @; Z  d6 fTVBNOW 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 ...tvb now,tvbnow,bttvb. [$ i' w: E/ I  Q- _8 o
badmintion 2x = computer 1x
7 [  W2 S" T7 G6 n8 ~& S% a# a1 v# ttvb now,tvbnow,bttvbthen 12/3 x=4ppl8 {: N" @: T+ H
badmintion 8 ppl ... computer 4 ppl
28 students
返回列表