Multiply the units per second by 60 to convert to the same units per minute. For example, if you want to convert velocity from 5 feet per second to feet per minute, multiply 5 by 60 to get 300 feet per minute.
Multiply the number of units per minute by 60 to convert to the same unit per hour. For example, if the velocity equals 300 feet per minute, multiply 300 by 60 to get 18,000 feet per hour.
Divide the number of feet per time unit by 3 to convert to yards per time unit. For example, if you want to convert 7,920 feet per hour to yards per hour, divide 7,920 by 3 to get 2,640 yards per hour.
Divide the number of yards per time unit by 1,760 to convert to miles per time unit. For example, to convert 2,640 yards per hour to miles per hour, divide 2,640 by 1,760 to get 1.5 mph.
Multiply the number of miles per time unit by 1.609 to convert to kilometers per time unit. For example, if you want to convert 30 mph to kph, multiply 30 by 1.609 to get 48.27 kph.
Multiply the number of kilometers per time unit by 1,000 to convert to meters per time unit. For example, if you want to convert 40 kph to meters per hour, multiply 40 by 1,000 to get 40,000 meters per hour.