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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
30 mph = 30*5280 feet per hour = 30*5280/3600 feet per second = 44 feet per second (The conversion factor from mph to fps is 22/15)
-- take the number of [ miles per hour ]-- multiply by [ 22/15 ]-- the answer is the number of [ feet per second ].30 mph = 44 fps
22 metres per second = 79.2 kph = 49.2 mph
90 miles is 475200 feet per hour, = 132 feet per second. The ball can travel 6 times 22 feet in 1 second, so 22ft is travelled in 1/6 seconds