Answer:
The speed is 6 miles per hour
Step-by-step explanation:
Speed is the ratio of distance travelled to the time-taken.
Given distance = 2 miles
Time = 20 minutes = 20/60 hours = 1/3 hours
We have:
Speed = 2/(1/3)
= 2 * 3
= 6
The speed is 6 miles per hour