1 hour = 3600 seconds
1 mile = 1.609344 km
1609 mi/hr * 1.609344 km/mi ~= 2589.43 km/h
2589.43 km/h / 3600 seconds/hr ~= 0.71929 km/s
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100 meters/14.00 seconds (1 mile/1609 meters)(3600 seconds/1 hour) = 15.982 miles per hour
100 meters/9 seconds = 40 kilometers per hour = 24.85 miles per hour (rounded)
55 kilometers an hour=34.1754156 miles per hour
Miles per hour x 1.6093 = kilometers per hour
1 mile = 1609 meters1 hour = 60 minutesso you have(1.5 miles / 1 hour) X (1609 meters / 1 mile) X (1 hour / 60 minutes)and from there I'll let you get out your calculator.