5.79 mph.
Three miles in 45 minutes is an average speed of 4 miles per hour or 5.87 feet per second.
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
About 102.67 feet per second. 70 miles / 1 hour = x feet / 1 second 70 miles / 3600 seconds = x feet / 1 second 369600 feet / 3600 seconds = x 102.67 = x
75 miles per hour = 110 feet per second
73.33 feet per second.
1
8.5 ft/sec = 8.5*3600/5280 = 5.8 mph (approx)
8.8 feet per second.
To convert feet per second to miles per hour, first convert feet to miles. There are 5280 feet in a mile. So, 8.5 feet per second = 8.5 * 3600 seconds in an hour / 5280 feet in a mile = 5.78 miles per hour.
At 50 miles per hour you are traveling 73.3 feet every second.
Three miles in 45 minutes is an average speed of 4 miles per hour or 5.87 feet per second.
Average human walking speed is 3.1 miles per hour which is 4.55 feet per second. So multiplying by 60 seconds/minute, we get 273 feet. There are 5280 feet in one mile, so 273 feet is 273/5280 = 0.0517 miles.
120 miles per second equates to 633,600 feet per second.
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
1200 feet per second is equivalent to approximately 818 miles per hour.
5o miles per hour is 73.3 feet per second. The average stopping distance for the breaks at that speed is 128 feet. Now add to that the average reaction time for a driver at that speed which is 3/4 second so we add 55 feet gives us a total of 183 feet.
17.6 feet per second.