The fraction of the set is 16/20, however this can be simplified.
The common denominator to both numbers is 4. Dividing 20 by gives 5. Dividing 16 by 4 gives 4.
Therefore 4/5 is the answer
7.68%
yep
.16
XVI
16
80%
7.68%
0.5714
0.1667
The Arabian Sea
16 is 10% of 160
8/7