Stopping Distance = about 56.25 feet.
At 87 miles per hour you would be traveling 459,360 feet per hour OR 127.6 feet per second.
55 feet
2640 feet
A plane going 300 miles per hour is going 440 feet per second. (300 * 5280 / 60 / 60) In four hours, it will have traveled 1,200 miles, or 6,336,000 feet.
9.5333 feet
You are traveling at 88 feet per second at 60 miles per hour.
At 87 miles per hour you would be traveling 459,360 feet per hour OR 127.6 feet per second.
The skateboard is going 4.64 miles per hour.
At 50 miles per hour you are traveling 73.3 feet every second.
55 feet
You are going 6.82 miles per hour.
2640 feet
A plane going 300 miles per hour is going 440 feet per second. (300 * 5280 / 60 / 60) In four hours, it will have traveled 1,200 miles, or 6,336,000 feet.
31.8 mph = 46.64 feet per second
337.3 feet per second at 230 mph
10 miles/hour = 14.66667 feet /sec
If it takes 78 seconds to go 55 feet you are traveling at 0.48 miles per hour.