What is the unit rate of (5,6) and (10,12)

Note, this is a fraction equal to

5 miles : 10 hours

We want a unit rate where

1 is in the denominator,

so we divide top and bottom by 10.

5 miles : 10 10 hours : 10

=0.5 miles 1 hour

=0.5 miles hour

= 0.5 miles per hour