A 12.5-second 100m equates to a time of 4.572 seconds in the 40-yard dash.
The equivalent time for the 100 yards dash based on a 9.58 second 100 meter dash world record is approximately 10.44 seconds.
A 12 year old's average time for the 100 meter dash, should be about 15 or 16 seconds.
Approximately 8 seconds
10.2 seconds
9.7 seconds for 100 meters.
Eleven seconds
Yes, Wilma won the gold medal in the women's 100 meter dash at the 1960 Summer Games in Rome in a time of 11.0 seconds.
11.99 seconds because 100 yard dash is 91 meters. 100 meters/91 meters = 1.09 Then do 11 seconds x 1.09 = 11.99 seconds. If you round it, you basically be getting a 12 second 100 meter dash.
An average time for a 14-year-old running the 50 meter dash is around 9 seconds. For a 100 meter dash, it would be about 13 seconds.
7.2x1.54= 11.08 or 7.2x2= 14.4-3= 11.04
Usain Bolt - 9.58 seconds.