About 1.364 miles per hour.
205.3 feet per second at 140 mph
27,404 feet per second is 18,685 miles per hour.
Easy. Just multiply miles per hour by 1.466 to get feet per second. So, 15 x 1.466 = about 22 feet per second.
60 miles per hour is 88 feet per second.
70 mph = 369,600 feet per hour.
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.
40 feet per second is 27.27 miles per hour.
75 miles per hour = 110 feet per second
3 miles per hour is equal to 4.4 feet per second.
120 feet per second = 819/11 miles per hour
15.0 feet per second is equivalent to: 10.23 miles per hour.
10 miles per hour = 142/3 feet per second
184 feet per second is 125.45 miles per hour.
6 feet per second is: 6 / 5280 = 0.0011363636 miles per second. So for miles per hour, multiply by 3600. This gives 4.1 miles per hour.
205.3 feet per second at 140 mph