the answer is 15/22, or 0.682
There are 5280 feet to the mile, and 3600 seconds to the hour.
If you remember 60mph is 88ft/sec, you won't go far wrong!
205.3 feet per second at 140 mph
27,404 feet per second is 18,685 miles per hour.
70 mph = 369,600 feet per hour.
About 1.364 miles per hour.
240 mph = 352 feet per second.
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.
205.3 feet per second at 140 mph
75 miles per hour = 110 feet per second
3 miles per hour is equal to 4.4 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
120 feet per second = 819/11 miles per hour
184 feet per second is 125.45 miles per hour.
27,404 feet per second is 18,685 miles per hour.