Respuesta :
Answer:
75
Step-by-step explanation:
Use a proportion.
4 miles is to 30 minutes as 10 miles is x minutes.
4/30 = 10/x
2/15 = 10/x
2x = 15 * 10
2x = 150
x = 75
Answer: 75
He runs 1 mile in 7.5 minutes because 7.5x4 = 30. Then 7.5x10=75 so 75 minutes or an hour and 15 minutes
