非整数列必做题
一、单项选择题
0, 1/6, 3/8, 1/2, 1/2, ( )
A.5/13
B.7/13
C.5/12
D.7/12
2/3, 1/4, 2/15, 1/12, 2/35, ( )
A.1/32
B.2/32
C.1/24
D.5/86
2, 3/2, 10/9, 7/8, 18/25, ( )
A.5/14
B.11/18
C.13/27
D.26/49
1/4, 2/5, 5/7, 1, 17/14, ( )
A.25/17
B.26/17
C.25/19
D.26/19
1/2, 1/2, 1/2, 7/16, 11/32,( )
A.15/64
B.1/4
C.13/48
D.1/3
1, 2/3, 5/8, 13/21, ( )
A.21/33
B.35/64
C.41/70
D.34/55
1,1/2, 6/11, 17/29, 23/38,( )
A.122/199
B.117/191
C.31/47
D.28/45
1, ( ), 1/7, 1/13, 1/21
A.0
B.1
C.1/2
5, 3, 7/3, 2,9/5, 5/3, ( )
A.13/8
B.11/7
C.7/5
D.1
0, 1/12, 1/5, 3/10, ( )
A.7/12
B.3/7
C.8/21
D.11/23
1/2, 1/2, 3/8, 1/4, 5/32, ( )
A.3/32
B.1/8
C.1/6
D.7/32
2/3, 1/3, 5/12, 2/15, 53/480, ( )
A.3/7
B.76/2586
C.652/27380
D.428/25440
1/3, 1/2, 5/11, 7/18, 1/3, ( )
A.11/38
B.13/34
D.7/15
5/6, 6/11, 11/17,( ),28/45
A.17/24
B.17/28
C.28/17
D.24/17
13/48, 14/59, 17/81, 32/125, ( )
A.49/213
B.50/219
C.50/239
D.49/239
1/4, 3/4, 1, 7/6, 31/24,167/120, ( )
A.59/40
B.271/180
C.1087/720
D.1337/960
3/2,1/2,1/4,3/20,1/10,( )
A.1/14
B.1/15
C.1/16
D.1/17
1,7/8,11/16,1/2,11/32,( )
A.29/128
B.27/64
C.15/32
1, 5/6, 7/10, 3/5, 8/15, ( )
A.1/2
B.1/3
C.1/4
D.1/5
1/2, 1, 9/7, 16/11, 25/16, ( )
A.18/11
B.21/11
C.23/11
D.36/23
3, -15/4, 14/5, -45/28, ( )
A.25/36
B.33/41
C.21/48
D.35/64
2,5/4,7/9,( )。
A.129/256
B.15/16
C.14/81
D.7/21
1/3,1/7,7/9,1/31,19/45,( ).
A.11/21
B.63/65
C.13/51
D.91/165
1, 27/15, 2.6, 51/15, ( )
A.21/15
B.21/5
C.5.2
D.6.2
35.8, 57.12, ( ), 1113.24, 1317.30, 1719.36
A.711.18
B.835.43
C.95.24
D.1019.29
√2, 2, 2√2, 4, 4√2, ( )
A.3√2
B.4
C.4√2
D.8
2.1, 2.2, 4.1, 4.4, 16.1, ( )
A.32.4
B.16.4
C.32.16
D.16.16
提交