1
Q
1/2
A
0.5
2
Q
1/4
A
0.25
3
Q
3/4
A
.75
4
Q
1/3
A
0.33333
5
Q
2/3
A
0.66666
6
Q
1/5
A
0.2
7
Q
2/5
A
0.4
8
Q
3/5
A
0.6
9
Q
4/5
A
0.8
10
Q
1/6
A
0.6666
11
Q
5/6
A
0.83333
12
Q
1/7
A
0.142857
13
Q
1/8
A
0.125
14
Q
3/8
A
0.375
15
Q
5/8
A
0.625
16
Q
7/8
A
0.875
17
Q
1/9
A
0.11111
18
Q
7/9
A
0.777777
19
Q
Root2
A
1.4142135623731..
20
Q
(1+root5)/2
Golden ratio
A
1.6180339887499
Gre Math
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