Respuesta :

NinethGrader
Answer:

One hour and thirty minutes.

Explanation:

3km = 1 hour

1.5km = 30 min (half of distance, half of time)

4.5km = 1 hour and 30 min

Answer: Uhhhh

Step-by-step explanation:

1 hour 30 but stop saying Uhhhh for the answer to some people's questions okay? Thanks!