Answer:
1152000 ft or 218.18 miles
Step-by-step explanation:
6400 x 60 (60 minutes in an hour) = 384000 ft
384000 = one hour at top speed
384000 x 3 = 1152000 ft (3 hours at speed)
There is 5280 feet in a mile
1152000 / 5280 = 218.18 miles
brainliest if this was helpful