27.9 miles per hour
Wiki User
∙ 2011-07-01 00:50:11About 2 hours 39 minutes.
Approximately 300 million meters (186 thousand miles) per second.
That should be one-thousandth of a second.
The "official" speed of light in a vacuum is 299,792,458 metres per second So in a millisecond - which is one-thousandth of a second - it will travel 299,792.458 metres. The Imperial equivalent of that is 186.2824 miles, or 186 miles, 495 yards, 5 inches.
You would need to know the speed.
2 hours 19.5 minutes.
Approx 116 miles.
186 miles is 982,080 feet.
About 3 hours 6 minutes.
Assuming a constant average speed of 65 miles per hour, this would take 186/65 x 60 = 171.692307 recurring (that is, 171.692307692307...) minutes or 2 hours 51 minutes 41.5 seconds.
At an average 60 mph: 3 hours, 6 minutes
2 hours 39 minutes.