Answer :
I think you might have made a mistake writing your question, here are two possible answers, find out which one you need:
[tex]0.05= \frac{5}{100} = \frac{1}{20} [/tex]
[tex]0.5= \frac{50}{100} = \frac{1}{2} [/tex]
[tex]0.05= \frac{5}{100} = \frac{1}{20} [/tex]
[tex]0.5= \frac{50}{100} = \frac{1}{2} [/tex]