Respuesta :
Answer:
First you should determine in how many minutes she walks just one mile. For this, you just divide 90:6 and you get 1 mile in 15 minutes. After this, you just divide 60:15 and so you get 4 miles.
You would have to divide 90 by 6 and then when you get ur answer you would divide 60 by 15 and that’s ur answer. (4 miles) I hope this helped you! :)