4
4:240
The unit rate would be 3/4 per foot.
1.25
75 to 1
It is 4/1.
There is no rate, but there is a fraction: 1/4
2.22... (recurring) oranges per 1 unit.
3200
28/4 = 7 per hour.
1/4 and 1/5
Well, honey, if you drove 220 miles in 4 hours, the rate would be 55 miles per hour. It's simple math, darling. Just divide the total distance by the total time and there you have it. Keep on truckin', speed racer!