Respuesta :

speed of aubrey = 3000 ft per 10 minutes
= 3000 ft / 10 minute
= 300 ft / 1 minute
= (300 ft / 60) second
= 5 ft/second
Distance she can walk in 10 seconds = 5ft/sec
= 5 ft / seconds × 10 seconds
= 50 ft
Hence she can walk 50 ft in 10 seconds