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Running 40 yards in 4.2 seconds is equal to running 19.5 MPH.
40 yards in 4.8 seconds.
5.3 seconds for 100 yards.
23.243822 miles per hour
1 miles = 5280/3 yards = 1760 yards. 50 yards / 1760 yards/mile ~= 0.02841 miles 7.2 seconds / 3600 seconds/hour ~= 0.002 hours 0.02841 miles / 0.001833 hours ~= 14.2 miles per hour In general divide 102.27 by your time in seconds to get mph.
198 yards in 3.4 seconds
40 yards in 4 seconds
Noel Devine holds the record for a 40 yard dash, which he set some time ago. His time was three seconds and 86 hundredth of a second. This time still stands.
Approximately 8 seconds
200 meters in 27.6 seconds equates to 16.21 miles per hour.
Assuming the same average rate of travel, since 100 yards is 0.9144 times the size of 100 metres, 10.8 seconds for 100 metres would correspond to 10.8 x 0.9144 = 9.87552 seconds for the 100 yards.
10 seconds