Answer:
1/2 a mile
Step-by-step explanation:
because if she travels 1/4 miles in 1/2 an hour that all you have to do is multiply 1/2 by 2 to get 1 hour so you do the same thing to 1/4 to get 2/4 simplified equals 1/2 so your answer is she travels 1/2 a mile in 1 hour.
And also please mark brainliest.