Respuesta :

Answer: He can walk 35 miles in 7 hours because 15x2=30 and 15/3 is 5.

ekids22

Answer:

35

Step-by-step explanation:

15 miles in 3 hours is equal 15:3, which you can simplify to 5:1, or  5 miles per hour.

Multiply it by 7, and you get 35:7, or 35 miles in 7 hours.

Hope this helped!