28 mph = 147,840 feet per hour.
293.2 miles per hour.
15.0 feet per second is equivalent to: 10.23 miles per hour.
1,000 feet per minute is about 11.363 miles per hour.
About 20.5 miles per hour.
3,600 miles per hour.
About 4,132 miles per hour.
It is 2,727 MPH. And that's fast.
280 feet per second is 190.91 miles per hour.
You are traveling at 5.18 miles per hour at 76 feet per 10 seconds.
395 (feet / second) = 269.32 mph
If it is per hour, it would be 600 miles an hour or 880 feet a second. (approximately)
465 feet per second is equal to about 317 miles per hour.