72 km/h = 65.617 fps
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4.5 meters in 9 second how fast in kilometer per hour?
1 mile per hour = 22/15 = 1.4666... feet per second (rounded, repeating)The following are exact numbers:-- 15 miles per hour = 22 feet per second-- 30 miles per hour = 44 feet per second-- 60 miles per hour = 88 feet per second-- 90 miles per hour = 132 feet per second-- 120 miles per hour = 176 feet per second
80.0 (km per hour) = 0.0138082487 miles per second.
30 kilometers per hour = 27.34 feet per second.
200 mile per hour = 200 x 5280 feet per hour = 1,056,000 feet per 3600 seconds = 293.33 feet per second