[IQ題] 2 Math related IQ problems

orotot

I just read these last week.  I hope these are new in here.
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#1)  What is the next sequence?
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     1, 11, 21, 1211, 111221,  ????公仔箱論壇  I! E1 j* ?' q1 V0 Z9 s# J

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9 x% Z8 a( r3 H, D" ZTVBNOW 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。     3129 = 11 w1 a6 @3 n# m7 k
     2581 = 2
8 f* T. Y; k4 \' L1 t" ~! [3 |     1111 = 0; X6 x, O2 O4 \
     5983 = 3
5 C; V1 [" a3 C- ], v4 @4 h6 _5.39.217.77:8898     6730 = 2
/ Q; U9 X% l+ ]$ G1 t( a4 r     9735 = 1
$ H6 F" Q* N, C* B$ xtvb now,tvbnow,bttvb     6666 = 4" \+ i9 v9 a8 C6 s0 T' M" {
     8136 = ?
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Enjoy...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。6 J9 A9 ?$ k* e- ?" V: K
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Answer will be posted 4/15

leo950810

#1)312211

2nd.Identity

8136=3

irismylam

dunno ah

gm3stevens

The numbers in this series describe how the previous number is formed.tvb now,tvbnow,bttvb) J& b% D8 M8 Q; L" T

# w' N1 c( ~! vTVBNOW 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。The first no. is 1
" M" c& R& r  yThe  next one describe it: there is only one "1", therefore 11
- _. W& r" R: [0 [* g5.39.217.77:8898The next one describe the "11" as there are two "1", therefore 21  f3 y% \$ r6 W1 X
The next one describe the "21" as there are one "2" and one "1", therefore 1211
9 t8 L1 T3 J  y4 E- u+ b$ pThe next one describe the "1211" as there are one "1", one "2" and two "1", so 111221公仔箱論壇7 i0 c& H3 \* `
The next one describe this "111221" is three "1", two "2" and one "1" so the answer is:3 o$ n8 y5 b; Q
312211tvb now,tvbnow,bttvb  `: U2 \8 k$ Q8 l; Q( Y
5.39.217.77:8898  i! z8 h9 r, W
I give up on question two.

irismylam

question 2 answer unavailable

gm3stevens

tvb now,tvbnow,bttvb- r2 j* _# Y9 Z$ {) O1 C( r

' p) I4 ^5 |* \  g. S9 T$ Ktvb now,tvbnow,bttvbAfter seeing the IQ question 據說這是蘋果公司的面試題, it reminds me of grouping the left hand side numbers to reflect the number on the right.
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$ u* n1 X$ E& Y. W& T# HSo the right hand side number 0 can be represented by number 1
* ~3 l; B% D& R. q% D公仔箱論壇The right hand side number 1 can be represented by 3,1,2,9,7,5
, B3 P+ e8 z7 d  G+ S- ?The right hand side number 2 can be represented by 2,5,8,1,6,7,3,0tvb now,tvbnow,bttvb1 N  T) l% b) T9 ?/ B* H$ M7 {
The right hand side number 3 can be represented by 5,9,8,3公仔箱論壇8 k8 y, T7 c. t- e7 L2 X9 a4 _  i
The right hand side number 4 can be represented by 6tvb now,tvbnow,bttvb0 Z$ A7 [6 Y, h$ a  y# ]; i' s
Now the question is 8136, check the above list, 8,1,3,6 are grouped under 2. Therefore, the answer is 2公仔箱論壇) Z, B/ H' l7 }0 }

8 w% g% z6 N3 G, Itvb now,tvbnow,bttvbSorry. My bad. Someone told me that it is actually counting the number of holes in the given number. ) }/ O* A; u. N
There are 3 holes in 8136, two from number 8 and one from number 6 so the answer is 3.
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tvb now,tvbnow,bttvb) S$ Q& H/ X$ H# k