T'Kevian Rockwell 10.9 cooper junior high Wylie, tx
17.22
22.67
it depends on the age group. 15 seconds is a decent time for a grade school 100 meter dash, but it would be a decent time for a high school 200 meter dash.
A 12 year old's average time for the 100 meter dash, should be about 15 or 16 seconds.
100 meter dash, 200 meter dash, 400 meter dash, 800 meter run, and the 1500 meter run.
its usually 8-9 seconds
Not at all
A 10.49-second 100-meter dash equates to an average speed of 21.32 miles per hour.
Rashad Abdallah at 9.97 for otay ranch high school
12-14 seconds
15 t0 20ish
14. 56 is a good time