Mary can cover 1 mile of the distance in 12 minutes
<h3>How to calculate the unit rate</h3>
The unit rate is can be expressed in any unit for instance minute per mile, miles/hour etc
For instance, if Mary covers 3 miles in 36minutes, her unit rate in minute oper mile is expressed as:
Unit rate = 36min/3miles
Unit rate = 12 minutes/mile
This shows that Mary can cover 1 mile of the distance in 12 minutes
Learn more on unit rate here: brainly.com/question/2375289
