[IQ題] 2 Math related IQ problems

orotot

I just read these last week.  I hope these are new in here.
9 o1 S; {4 p& H' V公仔箱論壇tvb now,tvbnow,bttvb; S& O! S, q$ Y/ _1 q# b# f; u, V
#1)  What is the next sequence?
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     1, 11, 21, 1211, 111221,  ????
# _+ [1 h. u/ [! f9 T) e% }公仔箱論壇
! [5 p7 P2 k' a公仔箱論壇#2)
5 y" ~2 U! F  `* ~) r, rTVBNOW 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。% {' E3 O6 a5 r9 r
     3129 = 15.39.217.77:8898- X9 N' c/ H7 [7 `" J: B
     2581 = 25.39.217.77:8898) c9 e$ k' U& }. `+ A. \; H8 O
     1111 = 0公仔箱論壇; M, O2 \- e, e  c- H# \1 s
     5983 = 3, D8 @8 l, `9 @$ O7 E1 C! Q8 Z! \
     6730 = 2TVBNOW 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。5 ^, _* l+ D6 L
     9735 = 1公仔箱論壇1 z( [; \1 K& l, w
     6666 = 4
/ N  A" o, q3 J1 M, H# H     8136 = ?
, C) |. p0 C4 l5.39.217.77:88988 R3 A  e7 T, o4 g, M, G0 C, [( c& y
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。  w6 `( Q4 |6 d- y
Enjoy...
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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.
. ?  f# [& X  R" e( b# ptvb now,tvbnow,bttvb
2 Q6 @( c9 z$ A1 z( F" Y/ G" S5.39.217.77:8898The first no. is 1
8 W) ]# G2 Y. x( ?! @' D) JThe  next one describe it: there is only one "1", therefore 11/ r7 m  R6 L% T! N. W4 N
The next one describe the "11" as there are two "1", therefore 21
$ ~* ?+ b0 c/ Q9 H公仔箱論壇The next one describe the "21" as there are one "2" and one "1", therefore 1211公仔箱論壇* p) |4 z" w* b$ f% G
The next one describe the "1211" as there are one "1", one "2" and two "1", so 111221公仔箱論壇& d+ j0 w, B, K
The next one describe this "111221" is three "1", two "2" and one "1" so the answer is:公仔箱論壇$ A9 `4 W9 j3 _
312211  [4 r0 K' d4 v9 r
5.39.217.77:88989 \9 G+ n. o; B& B0 g) \
I give up on question two.

irismylam

question 2 answer unavailable

gm3stevens

/ w- S* ?4 `4 O2 W: \+ F, 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。" q5 T. V9 e  Z' Q
After 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.
% \2 }: G9 X' W& l( 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。
1 f, o1 \. d) J) c  w7 {6 ZSo the right hand side number 0 can be represented by number 1 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 D: C7 t, d( v+ L4 C
The right hand side number 1 can be represented by 3,1,2,9,7,5
6 c; y4 p' \3 a% B: i& MThe right hand side number 2 can be represented by 2,5,8,1,6,7,3,0
5 t2 c( }& N, K: M, xThe right hand side number 3 can be represented by 5,9,8,36 }7 x5 w/ _$ i- W6 h
The right hand side number 4 can be represented by 6
6 v/ Z, E0 w4 K) E; FNow the question is 8136, check the above list, 8,1,3,6 are grouped under 2. Therefore, the answer is 2tvb now,tvbnow,bttvb% x7 M, D) i+ t0 P& C

3 }% V7 C& S- _0 p6 C6 b  @2 KSorry. My bad. Someone told me that it is actually counting the number of holes in the given number. , j$ y. M8 A6 A1 d: r
There are 3 holes in 8136, two from number 8 and one from number 6 so the answer is 3.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。4 d8 F9 k, G2 s# Y; n( i5 W" X

8 j" s  g' M4 o. q3 S* g; x2 C% Btvb now,tvbnow,bttvb! b$ @$ N+ G, B" F" \. n