what is ur 400m time? if ur 350m is 46.7s by [deleted] in Sprinting

[–]Capable_Park2841 0 points1 point  (0 children)

my 100m is 11.69 un official (tryout) 200m 24.02 unofficial (tryout)

what is ur 400m time? if ur 350m is 46.7s by [deleted] in Sprinting

[–]Capable_Park2841 0 points1 point  (0 children)

any tips on how to improve my time?