all of them are right as their opinion and actually it is hard to judge.
1/4
4 quarter inches in one inch
one over four 1 / 4 1/4 ¼
1/4
0.04
1/4
1.04
4.1
4 and one third written as a decimal is 4.333333333333...etc.
There are two ways to write it: 1 4/10 or 1.4.
One fourth, 1/4, 1:4, 25%, quarter.
4.5 4.5