The answer depends on the measurement units used for 120. It should be blindingly obvious to anybody that the answer for 120 feet and for 120 yards, for example, will be very different.
It is 1/44 of a mile.
jkn
660/5280
It is 240/5280 and you can simplify that fraction if you so wish.
1/22 = 240/5280
It is 1/44 of a mile.
1/8 mile
1/4 of a mile.
120/100 or 6/5
120% is represented by the improper fraction 6/5
jkn
One sixteenth of a mile.
3/4
660/5280
5/8
1/2 half of a mile.
It is 240/5280 and you can simplify that fraction if you so wish.