3.5 is a fraction. It is a fraction in decimal form rather than in the form of a ratio. However, that does not stop it being a fraction. And, being a decimal, there is no simpler form. Its rational equivalent is 35/10 which can be simplified to 7/2.
35% = 7/20
35/54 is a fraction in its lowest terms. As a decimal it is 0.6481.
3.5/10 or 35/100
25/35 = 5/7 in its lowest terms
35/40 is equivalent to 7/8 in its lowest terms
35% as a fraction in lowest terms is 7/20
35% as a fraction in its lowest terms is 7/20
20 over 35 as a fraction in lowest terms is 4/7
35% = 7/20
7/20
35/100
17.5 when converted into an improper fraction in its lowest terms is 35/2
35/54 is a fraction in its lowest terms. As a decimal it is 0.6481.
6/7
35/8 already in lowest terms only 2 or 4 go into 8 and neither go into 35
35% = 7/20 in its lowest terms
The fraction 6/35 cannot be reduced any more.