9 hours.
At 60 MPH average, about 10 1/2 hours.
At an average 60 mph, every mile takes one minute. 630 miles would take 10 hours, 30 minutes.
It will take 630/A hours.
7h:52m:30s
630 feet per minute (fpm) is equivalent to about 7.16 miles per hour (mph).
30 minutes (mph= miles per hour)
It takes five and a half hours to drive 253 miles at 46 mph.
7 hours to drive 420 miles going 60 mph.
It would take 12 minutes to drive 20 miles at 100 mph.
what do ya think mph stands for... miles per hour. it will take one hour to drive 60 miles at 60 mph.
It will take 9 hours.