There are 3600 seconds in one hour. Therefore, 100 yards per second is equal to 100 x 3600 = 360000 yards per hour.
There are 1760 yards in one mile. Therefore, 360000 yards per hour is equal to 360000/1760 = 204.54 recurring (that is, 204.545454...) miles per hour.
12.7841mph
That equates to a pace of 22.209 mph.
1 mile = 1760 yards 1/1760 mile = 1 yard 100/1760 miles = 100 yards 1 hour = 3600 seconds 1/3600 hour = 1 second 9.21/3600 hours = 9.21seconds speed = distance / time = (100/1760 miles) / (9.21/3600 hours) ~= 22.21 mph.
27 mph = 12.07008 meters per second.
100 kph = about 62.14 mph
20 mph
90-100 mph
12.7841mph
100 yards in 11 seconds is a pace of 18.6 mph
8.62 mph
You're running at 10 yards per second (20.45 mph), which is pretty fast for a human. Top sprinters run 100m at an average speed of about 11 yards per second.
That equates to a pace of 22.209 mph.
100 kph = 62.14 mph
100 knots is 115.078 mph
Yards per second x 2.05 = mph
1 mile = 1760 yards 1/1760 mile = 1 yard 100/1760 miles = 100 yards 1 hour = 3600 seconds 1/3600 hour = 1 second 9.21/3600 hours = 9.21seconds speed = distance / time = (100/1760 miles) / (9.21/3600 hours) ~= 22.21 mph.
50 mph for 160 yards