The answer depends on what on earth you mean by "fithes": this is not recognised as a valid word in the English language.
Nine tenths is greater than three tenths.
Nine tenths is greater than one third.
No it is not.
Its less than 9 tenths.
Nine tenths is larger.
Yes.
Six tenths but then you have to simplify it so then it would be three fifths
nope
Yes.
Yes.
19/50
E