It can't be done. 20 feet per second per second is acceleration, but mph is a speed.
1,000 feet per minute is about 11.363 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.
To convert feet per second to miles per hour, you multiply by 0.681818. Therefore, 7062 feet per second is approximately 4800 miles per hour.
75 miles per hour = 110 feet per second
40 feet per second is 27.27 miles per hour.
184 feet per second is 125.45 miles per hour.
205.3 feet per second at 140 mph
3 miles per hour is equal to 4.4 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.
120 feet per second = 819/11 miles per hour