Kali train for a race by running around a track. each lap around the track is 400 meters. she runs 4 kilometers each day.how many laps around the track does Kali run in 3 days?

Respuesta :

400m = .4 km 
so in a day she runs 4000m = 4km 
3*4000 = 12000 
12000/400 = 30 laps is your answer