Answer:
they each hike 2 miles
Step-by-step explanation:
Jeff: 15=1/2
*4 *4
60 min=2 miles
Lisa: 10=1/3
*6 *6
60 = 2
Https://www.illustrativemathematics.org/content-standards/tasks/703 check it out it might help
I still have absolutely no idea how it got that answer. Just move on and accept that the answer is still wrong no matter what