组合拆分数列必做题
一、单项选择题
64, 2, 27, ( ), 8, √2, 1, 1
A.2√5
B.√5
C.2√3
D.√3
1, 2, 0, 3,-1,4,( )
A.-2
B.0
C.5
D.6
0,3,2,5,4,7,( )。
A.6
B.7
C.8
D.9
257,178,259,173,261,168,263,( )。
A.163
B.164
C.178
D.275
21,26,23,24,25,22,27,( )。
A.28
B.29
C.20
D.30
1,6,5,7,2,8,6,9,( )。
A.1
B.2
C.3
D.4
1, 5, 5, 25, 25, 45, 125, ( )
A.45
B.65
C.125
D.150
11, 14, 12,20, 13, 30, ( ),44, 15, ( )。
A.1555
B.14 60
C.14 62
D.15 60
3,7,9,14,27,28,81,( )
A.56
B.83
C.108
D.132
7.1, 8.6, 14.2, 16.12, 28.4, ( )
A.32:24
B.30:22
C.28:20
D.26:18
3,5,6,10,11,17,18,( )。
A.25
B.26
C.27
D.28
0, 2, 4, 3,8, 6, ( ),13
A.9
B.12
C.14
D.15
4, 11, 20, 29, 30, ( )
A.39
B.40
C.41
D.42
11,22,20,40,12,24,34,( )。
A.50
B.64
C.56
D,68
1+3, 2+2, 1+1, 2+3, 1+2, 2+1, ( )
A.2×2
B.2+3
C.3×1
D.1+3
8,3,17,5,24,9,26,18,30,( )。
A.22
B.25
C.33
D.36
168, 183, 195, 210, ( )
A.213
B.222
C.223
D.225
23,56,1130,5330,( )。
A.111580
B.1112430
C.121540
D.111590
236,416,218,353,371,( )。
A.438
B.516
C.275
D.290
232,364,4128,52416,( )。
A.64832
B.624382
C.723654
D.87544
102,213,316,4310,518,( )。
A.6414
B.6314
C.714
D.1019.29
2246, 3164, 5180, 6215, ( )。
A.5711
B.7132
C.8591
D.9125
12, 34, 56, ( ), 910, 1112
A.62
B.75
C.78
D.1002
12, 23, 35, 47, 511, ( )
A.613
B.612
C.611
D.610
110, 484, 231, 352, 143, ( )
A.572
B.429
C.512
D.139
24, 35,55, 57, ( )
A.64
B.68
C.75
D.79
109, 254, 345, 454, 680, ( )
A.555
B.786
C.804
D.823
10, 21, 44, 65,( )
A.122
B.105
C.102
D.90
768, 199, 827, 69, 904,( )
A.92
B.77
C.53
D.39
2, 12, 36, 80,( )。
A.100
B.125
C.150
D.175
2, 32, 212, 2012, ( )
A.3012
B.20112
C.20012
D.30012
提交