It is 39.3% approx.
1.375
If you mean: 11/8 then it is 1 and 3/8 as a mixed number or 1.375 as a decimal
Eleven eights, which is one and three eights.
It is two and eleven sixteenths.
62.5%
0.625
37.5%
87.5%
Yes.
5/8 is bigger.
Six eights = 48 = 4,800%6/8 = 75%