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[IQ題] [數學題]100人搬100塊磚

 ,  描述: 問要幾多男人、女人同細路仔
100人搬100塊磚
' g. C  ~: l/ c, N. ^' X5.39.217.76規則
. i5 ]3 a* n/ f  C, `tvb now,tvbnow,bttvb只何用100人搬100塊磚,不能多也不能小...; p$ |! W/ R' y; v8 M1 Y* u. V6 Q9 a
100人當中有男人、女人同細路仔5.39.217.76; d( K  D$ K3 [1 f7 z2 V% q
1個男人搬6塊磚
% Y% `2 ?* C9 B+ utvb now,tvbnow,bttvb1女人搬3塊磚
! o: Z6 C8 ]5 ]$ y: c& I5.39.217.762個細路仔搬1塊磚
- `/ A- D# I1 Z3 d3 g+ p9 @**************************************************************" \0 r" ~; n7 O" f' L& B/ D
問搬100塊磚
# A( S6 q+ b& L  M! @6 B; `! J$ O  M公仔箱論壇要幾多男人、女人同細路仔6 ]" o$ d& h6 ~) R
tvb now,tvbnow,bttvb: c. {3 q" v: `& t3 M
答案30號公佈公仔箱論壇6 I8 |# P0 v2 R( K: y6 s8 O& z& z  l$ G

- c/ K# G+ t4 ^) q' X[ 本帖最後由 1/5 於 2007-10-13 05:10 PM 編輯 ]
That is a very simple mathematics question.tvb now,tvbnow,bttvb9 r/ o! C8 e" F4 j. ^
Let x = Male, y = Female, z = Child
: c0 R" j% q# x* {  R- o( m% H6x + 3y + z/2 = 100   Formula 1
$ {, \  L4 l, c5 A公仔箱論壇x + y + z = 100    Formula 2tvb now,tvbnow,bttvb- j* ?. J8 U" {+ t/ W9 `8 N
Simplify Formula 2 into z, we get z = 100 - x - y Formula 3
/ H1 l8 Q9 X% M) l( Q0 A; i% dSub Formula 3 into Formula 1, we get 6x + 3y + ( 100 - x - y )/2 = 100 Formula 4
4 s$ T  {* q2 }9 _: JFormula 4 can change into 11x + 5y = 100 Formula 5公仔箱論壇7 l% Y9 M9 E* I5 z  l: @& x3 n
In Formula 5, x can only be 0 - 9, otherwise y will be negative number which we dont want.5.39.217.76/ r% x- U% A0 J
And between 0 and 9, only 0 can give me a single number of y. So, x has to be 0 and y have to be 20. Then put x and y back to formula 1, we get z = 80.公仔箱論壇& V: V* y! t8 q- x) w
Eventually, the answer is 20 female and 80 children and no male.

two answers

man,female,children7 M: F4 ^) x2 j9 x
0,20,80 or 5,9,86
原帖由 twinsdragon 於 2007-10-13 05:40 PM 發表 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。9 L4 N' k2 ^! y( l9 J( R: W+ r
11x + 5y = 100 Formula 5
& m: C# i! h/ j! I: U11X must be 0 or multiple of 55.39.217.76+ r/ O* n" e( Q9 m' @; A: U" u% _1 J
that meanz x must be 0 or 5
86 children
! r+ ~8 U( I/ T: ttvb now,tvbnow,bttvb5 male
/ m4 k/ o5 I1 q) e% W; W; ]6 K9 female
数学问题,线性代数,我算算再说
4楼5楼的算对了。看来这里的人也很无聊,线性代数,大学的教材
5,9,84
想知道耶
答案:  男人   女人   細路仔tvb now,tvbnow,bttvb7 P% j' D' ]" W
          5        9       86
thx4sharing
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