400 kph = 248.55 mph
Answer: 400 km/h = 248.548 mph
There are 5280 feet in one mile. Therefore, 400 miles per hour is equal to 400 x 5280 = 2112000 feet per hour.
400 km per hour is 248.55 miles per hour.
400 meters in 43.18 seconds equates to an average speed of 20.72 miles per hour.
400 miles per hour equates to 643.7 km/h or 586.7 feet per second.
400 miles per hour is 586.7 feet per second or 643.74 kilometers per hour.
400 miles per hour is equivalent to 586.67 feet per second. To convert miles per hour to feet per second, you can use the conversion factor that 1 mile is equal to 5280 feet and 1 hour is equal to 3600 seconds.
First part of the question is 400 miles per hour
8 hours
400/5 = 80 miles per hour
8 hours
Watch closely, and take notes:400/5 = 80 miles per hour.? ? ?