200 ft /1.9 sec = 105.26316 feet/sec.
45.5 mph
0.646mph or 56.85 feet per minute.
If you went 800 feet in 10 seconds, you would be going 800/10 = 80 feet per second, 237,600 mph.
You are moving at 61 mph
15 miles/hour (5280 feet/1 mile)(1 hour/3600 seconds) = 22 feet per second
45.5 mph
36.9 mph
0.646mph or 56.85 feet per minute.
If you went 800 feet in 10 seconds, you would be going 800/10 = 80 feet per second, 237,600 mph.
You are moving at 61 mph
15 miles/hour (5280 feet/1 mile)(1 hour/3600 seconds) = 22 feet per second
245 ft in 2.59 seconds = 94.595 ft per second
50 ft/sec or 34.1 mph
If I did the math right it works out to about 56.8 mph
177.273 mph (rounded)
About 4.5 miles per hour.
that depends on the weight of the object