1 km/h is 0.621371192 mph
80kph
A minute for every 5 miles.
It would take 2.73 seconds to drive 100 feet at 25 mph
43 minutes.
3000 mph to 9000 mph
110kph is 68.3508 mph
30 MPH
200 MPH!
3 / 1.609344 = 1.86411358 mph
90 kph = 55.92 mph
228 kmph is 141.673 mph
191 mph = 307.385 kmh
80/1.6=50 MPH
512/1.6=320 MPH
6 knots is 6.90468 mph
17 knots = 19.56 mph