Respuesta :
3 mins* (3200 m/ 24 mins)= 2400 m.
Barbara can walk 2400 m in 3 mins~
Barbara can walk 2400 m in 3 mins~
3200÷24=133.333 meters per minute
133.333×3= 400 meters in 3 minutes
133.333×3= 400 meters in 3 minutes