15.0 feet per second is equivalent to: 10.23 miles per hour.
280 feet per second is 190.91 miles per hour.
293.2 miles per hour.
There are 5280 feet in one mile. Therefore in 4000 feet there are 4000/5280 miles. Cancel down by '10' Hence 400/528 Cancel down by ''8' 50/66 Cancel down by '2' 25/33 miles or in decimal 0.757575.... miles.
Best part of a mile, I think. 1,375 yards per mile.
120 miles per second equates to 633,600 feet per second.
There are 5280 feet in one mile. Therefore, 4000 feet is equal to 4000/5280 = 0.75 recurring (that is, 0.757575...) miles.
395 (feet / second) = 269.32 mph
15.0 feet per second is equivalent to: 10.23 miles per hour.
21,120,000 feet.
21,120,000 feet
465 feet per second is equal to about 317 miles per hour.
4000 meters is about 13,123.36 feet high or 2.5 miles.
About 4,132 miles per hour.
About 20.5 miles per hour.
3,600 miles per hour.
280 feet per second is 190.91 miles per hour.