30 mph
45 x 5280 feet / 3600 seconds = 66 feet per second
1200 feet per second is equivalent to approximately 818 miles 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
203.66 feet per second is 138.86 miles per hour.
40 feet per second is 27.27 miles per hour.
75 miles per hour = 110 feet per second
184 feet per second is 125.45 miles per hour.
To convert miles per hour to feet per second, you need to multiply by 1.4667. Therefore, a car traveling at 140 miles per hour is moving at approximately 205.33 feet per second.
60 miles in one hour is the same as: 88 feet per second.
15.0 feet per second is equivalent to: 10.23 miles per hour.
10 miles per hour = 142/3 feet per second