the ratio is 82:2 or in lowest terms 41:1 this means you traveled 41 miles per hour
The fractional ratio of 1inch equals 300 miles can be find out by finding and determining the relation between inches and miles . 1 mile = 63360 inches . 300 miles =19008000 inchhes. lets find the ratio now . 1 : 19008000.
As 21 is 3 x 7 the ratio 7:21 = 1:3
2/5
Just convert the 2 hours to minutes. Then you have the ratio:24 minutes : (the equivalent of 2 hours) Which, if you wish, you can then simplify.
It is 7/30.
5:4
7/12
0.5
9/7
536/543
113/741
It is 6/7.
It is 7222/3243.
317/255
It is 8719/5607.
5 / 7 = 0.714285