It depends on how fast you are moving. If you are going 65 mph, the actual driving time (not including speed changes, stops or delays) would be: 13 hours 50 minutes 46 seconds.
12 hours
900/60 = 15 hours
900/75 = 12 hours
12 hours
15 hours
12.5 hours.
Fifteen hours of course !
12 hours exactally.
10 hours 35 minutes.
At 60 MPH average, about 15 hours.
It would take: 900/45 = 20 hours
It depends on how fast you drive. If you drive at 60 mph, then it would take you exactly 15 hours. If you drive at 65 mph, then it would take you 13 hours and 48 minutes. The faster yu drive, the less time it will take.