Answer:
Li can walk 6 miles
Explanation:
We can use proportions to solve this. Put miles over minutes
2 miles x miles
----------- = ---------------
45 minutes 135 minutes
Using cross products
2 * 135 = 45x
270 = 45x
Divide by 45
270/45 = 45x/45
6=x
Li can walk 6 miles