It is not possible to maintain the same speed over different distances.
Running 40 yards in 4.2 seconds is equal to running 19.5 MPH.
Your time in the 40 would be 10.4 seconds.
Roughly 5.04 seconds. .9144 meters to the yard, so call it 91.44 yards. The 40 yards would come out to about 36.58 meters, which goes into the 91.44 right at 2.5 times. 12.6 seconds divided by 2.5 is 5.04 seconds.
Running 230 yards in 25 seconds translates to an average speed of about 9.2 yards per second, which is equivalent to approximately 6.3 miles per hour. To estimate the time for a 40-yard dash at that pace, you would take the ratio of distances and times. Thus, it would take around 4.3 seconds to cover 40 yards at that speed.
4.0 seconds in the 40 yard dash. he was able to run the full 100 yards in 10 seconds flat
A 220 yard dash time of 21.80 seconds translates to a time of 21.67 seconds for 200 meters.
40 yards in 4.8 seconds.
Barry Sanders 40 yard dash time is 4.37 seconds. They said that Bob Hayes did not run the 40 yard dash but they say it took him 5.28 seconds to run 60 yards. So I would say that Bob Hayes is Faster.
Because they dash for 40 yards.
A 12.5-second 100m equates to a time of 4.572 seconds in the 40-yard dash.
40 yards in 4 seconds =(10 yard/second) x (3,600 second/hour) x (1 mile/1,760 yards) = 20.455 mile/hour (rounded)
75 yards is 68.58m so to convert 8.3s for 75 yards to 70m: = 70/68.58 x 8.3 = 8.47s